23353913 has 4 divisors (see below), whose sum is σ = 25477008. Its totient is φ = 21230820.

The previous prime is 23353909. The next prime is 23353921. The reversal of 23353913 is 31935332.

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 23353913 - 2² = 23353909 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23353933) 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, 1061531 + ... + 1061552.

It is an arithmetic number, because the mean of its divisors is an integer number (6369252).

Almost surely, 2^23353913 is an apocalyptic number.

It is an amenable number.

23353913 is a deficient number, since it is larger than the sum of its proper divisors (2123095).

23353913 is a wasteful number, since it uses less digits than its factorization.

23353913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123094.

The product of its digits is 7290, while the sum is 29.

The square root of 23353913 is about 4832.5886437809. The cubic root of 23353913 is about 285.8379483616.

The spelling of 23353913 in words is "twenty-three million, three hundred fifty-three thousand, nine hundred thirteen".