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11133169 = 14877487
BaseRepresentation
bin101010011110…
…000011110001
3202221121211121
4222132003301
510322230134
61034342241
7163426135
oct52360361
922847747
1011133169
116314573
12388a981
1323ca598
14169b3c5
15e9dab4
hexa9e0f1

11133169 has 4 divisors (see below), whose sum is σ = 11142144. Its totient is φ = 11124196.

The previous prime is 11133137. The next prime is 11133179. The reversal of 11133169 is 96133111.

It is a happy number.

11133169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 96133111 = 97991063.

It is a cyclic number.

It is not a de Polignac number, because 11133169 - 25 = 11133137 is a prime.

It is a super-2 number, since 2×111331692 = 247894903965122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11133119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2257 + ... + 5230.

It is an arithmetic number, because the mean of its divisors is an integer number (2785536).

Almost surely, 211133169 is an apocalyptic number.

It is an amenable number.

11133169 is a deficient number, since it is larger than the sum of its proper divisors (8975).

11133169 is an equidigital number, since it uses as much as digits as its factorization.

11133169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8974.

The product of its digits is 486, while the sum is 25.

The square root of 11133169 is about 3336.6403761868. The cubic root of 11133169 is about 223.2918818641.

The spelling of 11133169 in words is "eleven million, one hundred thirty-three thousand, one hundred sixty-nine".

Divisors: 1 1487 7487 11133169