11916193 has 4 divisors (see below), whose sum is σ = 11923120. Its totient is φ = 11909268.

The previous prime is 11916161. The next prime is 11916197. The reversal of 11916193 is 39161911.

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.

It is a cyclic number.

It is not a de Polignac number, because 11916193 - 2⁵ = 11916161 is a prime.

It is a super-2 number, since 2×11916193² = 283991311226498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11916197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1318 + ... + 5056.

It is an arithmetic number, because the mean of its divisors is an integer number (2980780).

Almost surely, 2^11916193 is an apocalyptic number.

It is an amenable number.

11916193 is a deficient number, since it is larger than the sum of its proper divisors (6927).

11916193 is an equidigital number, since it uses as much as digits as its factorization.

11916193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926.

The product of its digits is 1458, while the sum is 31.

The square root of 11916193 is about 3451.9839223264. The cubic root of 11916193 is about 228.4086303369.

The spelling of 11916193 in words is "eleven million, nine hundred sixteen thousand, one hundred ninety-three".