11497835513 has 4 divisors (see below), whose sum is σ = 11609465088. Its totient is φ = 11386205940.

The previous prime is 11497835509. The next prime is 11497835561. The reversal of 11497835513 is 31553879411.

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 11497835513 - 2² = 11497835509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11497835413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55814633 + ... + 55814838.

It is an arithmetic number, because the mean of its divisors is an integer number (2902366272).

Almost surely, 2^11497835513 is an apocalyptic number.

It is an amenable number.

11497835513 is a deficient number, since it is larger than the sum of its proper divisors (111629575).

11497835513 is a wasteful number, since it uses less digits than its factorization.

11497835513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111629574.

The product of its digits is 453600, while the sum is 47.

The spelling of 11497835513 in words is "eleven billion, four hundred ninety-seven million, eight hundred thirty-five thousand, five hundred thirteen".