11616931 has 2 divisors, whose sum is σ = 11616932. Its totient is φ = 11616930.

The previous prime is 11616887. The next prime is 11616937. The reversal of 11616931 is 13961611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11616931 - 2¹⁹ = 11092643 is a prime.

It is a super-2 number, since 2×11616931² = 269906171717522, which contains 22 as substring.

It is equal to p₇₆₄₅₅₁ and since 11616931 and 764551 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11616931.

It is not a weakly prime, because it can be changed into another prime (11616937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5808465 + 5808466.

It is an arithmetic number, because the mean of its divisors is an integer number (5808466).

Almost surely, 2^11616931 is an apocalyptic number.

11616931 is a deficient number, since it is larger than the sum of its proper divisors (1).

11616931 is an equidigital number, since it uses as much as digits as its factorization.

11616931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 28.

The square root of 11616931 is about 3408.3619232705. The cubic root of 11616931 is about 226.4803199784.

The spelling of 11616931 in words is "eleven million, six hundred sixteen thousand, nine hundred thirty-one".