11113660137 has 4 divisors (see below), whose sum is σ = 14818213520. Its totient is φ = 7409106756.

The previous prime is 11113660109. The next prime is 11113660157. The reversal of 11113660137 is 73106631111.

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 an emirpimes, since its reverse is a distinct semiprime: 73106631111 = 3 ⋅24368877037.

It is not a de Polignac number, because 11113660137 - 2²² = 11109465833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11113660157) 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, 1852276687 + ... + 1852276692.

It is an arithmetic number, because the mean of its divisors is an integer number (3704553380).

Almost surely, 2^11113660137 is an apocalyptic number.

It is an amenable number.

11113660137 is a deficient number, since it is larger than the sum of its proper divisors (3704553383).

11113660137 is an equidigital number, since it uses as much as digits as its factorization.

11113660137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704553382.

The product of its (nonzero) digits is 2268, while the sum is 30.

The spelling of 11113660137 in words is "eleven billion, one hundred thirteen million, six hundred sixty thousand, one hundred thirty-seven".