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1130331041 = 7161475863
BaseRepresentation
bin100001101011111…
…0111101110100001
32220202220202200122
41003113313232201
54303331043131
6304054530025
740003440530
oct10327675641
92822822618
101130331041
11530051494
12276666915
13150240548
14aa196317
1569377d7b
hex435f7ba1

1130331041 has 4 divisors (see below), whose sum is σ = 1291806912. Its totient is φ = 968855172.

The previous prime is 1130331031. The next prime is 1130331047. The reversal of 1130331041 is 1401330311.

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 an emirpimes, since its reverse is a distinct semiprime: 1401330311 = 4332589077.

It is a cyclic number.

It is not a de Polignac number, because 1130331041 - 214 = 1130314657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130331047) 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, 80737925 + ... + 80737938.

It is an arithmetic number, because the mean of its divisors is an integer number (322951728).

Almost surely, 21130331041 is an apocalyptic number.

It is an amenable number.

1130331041 is a deficient number, since it is larger than the sum of its proper divisors (161475871).

1130331041 is an equidigital number, since it uses as much as digits as its factorization.

1130331041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161475870.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1130331041 is about 33620.3962052799. The cubic root of 1130331041 is about 1041.6821400098.

Adding to 1130331041 its reverse (1401330311), we get a palindrome (2531661352).

The spelling of 1130331041 in words is "one billion, one hundred thirty million, three hundred thirty-one thousand, forty-one".

Divisors: 1 7 161475863 1130331041