11516939 has 12 divisors (see below), whose sum is σ = 13984464. Its totient is φ = 9289344.

The previous prime is 11516933. The next prime is 11517017. The reversal of 11516939 is 93961511.

It is not a de Polignac number, because 11516939 - 2¹² = 11512843 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11516899 and 11516908.

It is not an unprimeable number, because it can be changed into a prime (11516933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 824 + ... + 4869.

It is an arithmetic number, because the mean of its divisors is an integer number (1165372).

Almost surely, 2^11516939 is an apocalyptic number.

11516939 is a deficient number, since it is larger than the sum of its proper divisors (2467525).

11516939 is an equidigital number, since it uses as much as digits as its factorization.

11516939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5734 (or 5717 counting only the distinct ones).

The product of its digits is 7290, while the sum is 35.

The square root of 11516939 is about 3393.6615918503. The cubic root of 11516939 is about 225.8286416089.

The spelling of 11516939 in words is "eleven million, five hundred sixteen thousand, nine hundred thirty-nine".