11516371201 has 4 divisors (see below), whose sum is σ = 11516900400. Its totient is φ = 11515842004.

The previous prime is 11516371169. The next prime is 11516371259. The reversal of 11516371201 is 10217361511.

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.

It is a cyclic number.

It is not a de Polignac number, because 11516371201 - 2⁵ = 11516371169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11516371201.

It is not an unprimeable number, because it can be changed into a prime (11516371271) 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, 230491 + ... + 275968.

It is an arithmetic number, because the mean of its divisors is an integer number (2879225100).

Almost surely, 2^11516371201 is an apocalyptic number.

It is an amenable number.

11516371201 is a deficient number, since it is larger than the sum of its proper divisors (529199).

11516371201 is an equidigital number, since it uses as much as digits as its factorization.

11516371201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529198.

The product of its (nonzero) digits is 1260, while the sum is 28.

The spelling of 11516371201 in words is "eleven billion, five hundred sixteen million, three hundred seventy-one thousand, two hundred one".