11370493897 has 4 divisors (see below), whose sum is σ = 12994850176. Its totient is φ = 9746137620.

The previous prime is 11370493861. The next prime is 11370493903. The reversal of 11370493897 is 79839407311.

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 11370493897 - 2²³ = 11362105289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11370493097) 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, 812178129 + ... + 812178142.

It is an arithmetic number, because the mean of its divisors is an integer number (3248712544).

Almost surely, 2^11370493897 is an apocalyptic number.

It is an amenable number.

11370493897 is a deficient number, since it is larger than the sum of its proper divisors (1624356279).

11370493897 is an equidigital number, since it uses as much as digits as its factorization.

11370493897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1624356278.

The product of its (nonzero) digits is 1143072, while the sum is 52.

The spelling of 11370493897 in words is "eleven billion, three hundred seventy million, four hundred ninety-three thousand, eight hundred ninety-seven".