11517423701 has 4 divisors (see below), whose sum is σ = 13162769952. Its totient is φ = 9872077452.

The previous prime is 11517423661. The next prime is 11517423733. The reversal of 11517423701 is 10732471511.

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 11517423701 - 2⁶ = 11517423637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11517423761) 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, 822673115 + ... + 822673128.

It is an arithmetic number, because the mean of its divisors is an integer number (3290692488).

Almost surely, 2^11517423701 is an apocalyptic number.

It is an amenable number.

11517423701 is a deficient number, since it is larger than the sum of its proper divisors (1645346251).

11517423701 is an equidigital number, since it uses as much as digits as its factorization.

11517423701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645346250.

The product of its (nonzero) digits is 5880, while the sum is 32.

The spelling of 11517423701 in words is "eleven billion, five hundred seventeen million, four hundred twenty-three thousand, seven hundred one".