23120513153 has 4 divisors (see below), whose sum is σ = 23286847920. Its totient is φ = 22954178388.

The previous prime is 23120513149. The next prime is 23120513159. The reversal of 23120513153 is 35131502132.

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 23120513153 - 2² = 23120513149 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23120513159) 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, 83167175 + ... + 83167452.

It is an arithmetic number, because the mean of its divisors is an integer number (5821711980).

Almost surely, 2^23120513153 is an apocalyptic number.

It is an amenable number.

23120513153 is a deficient number, since it is larger than the sum of its proper divisors (166334767).

23120513153 is a wasteful number, since it uses less digits than its factorization.

23120513153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166334766.

The product of its (nonzero) digits is 2700, while the sum is 26.

The spelling of 23120513153 in words is "twenty-three billion, one hundred twenty million, five hundred thirteen thousand, one hundred fifty-three".