125352332621 has 4 divisors (see below), whose sum is σ = 125357839200. Its totient is φ = 125346826044.

The previous prime is 125352332563. The next prime is 125352332711. The reversal of 125352332621 is 126233253521.

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 125352332621 - 2¹⁸ = 125352070477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125352332321) 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, 2719001 + ... + 2764718.

It is an arithmetic number, because the mean of its divisors is an integer number (31339459800).

Almost surely, 2^125352332621 is an apocalyptic number.

It is an amenable number.

125352332621 is a deficient number, since it is larger than the sum of its proper divisors (5506579).

125352332621 is an equidigital number, since it uses as much as digits as its factorization.

125352332621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5506578.

The product of its digits is 64800, while the sum is 35.

The spelling of 125352332621 in words is "one hundred twenty-five billion, three hundred fifty-two million, three hundred thirty-two thousand, six hundred twenty-one".