11500113977 has 16 divisors (see below), whose sum is σ = 12789792000. Its totient is φ = 10252919040.

The previous prime is 11500113971. The next prime is 11500114099. The reversal of 11500113977 is 77931100511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11500113977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11500113971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85073 + ... + 173889.

It is an arithmetic number, because the mean of its divisors is an integer number (799362000).

Almost surely, 2^11500113977 is an apocalyptic number.

It is an amenable number.

11500113977 is a deficient number, since it is larger than the sum of its proper divisors (1289678023).

11500113977 is a wasteful number, since it uses less digits than its factorization.

11500113977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89056.

The product of its (nonzero) digits is 6615, while the sum is 35.

The spelling of 11500113977 in words is "eleven billion, five hundred million, one hundred thirteen thousand, nine hundred seventy-seven".