23125539 has 8 divisors (see below), whose sum is σ = 30862080. Its totient is φ = 15403016.

The previous prime is 23125523. The next prime is 23125579. The reversal of 23125539 is 93552132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23125539 - 2⁴ = 23125523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23125579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1282 + ... + 6920.

It is an arithmetic number, because the mean of its divisors is an integer number (3857760).

Almost surely, 2^23125539 is an apocalyptic number.

23125539 is a deficient number, since it is larger than the sum of its proper divisors (7736541).

23125539 is a wasteful number, since it uses less digits than its factorization.

23125539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7009.

The product of its digits is 8100, while the sum is 30.

The square root of 23125539 is about 4808.9020576427. The cubic root of 23125539 is about 284.9031742489.

The spelling of 23125539 in words is "twenty-three million, one hundred twenty-five thousand, five hundred thirty-nine".