125928623 has 4 divisors (see below), whose sum is σ = 126289800. Its totient is φ = 125567448.

The previous prime is 125928617. The next prime is 125928629. The reversal of 125928623 is 326829521.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (125928617) and next prime (125928629).

It is a cyclic number.

It is not a de Polignac number, because 125928623 - 2¹⁴ = 125912239 is a prime.

It is a super-2 number, since 2×125928623² = 31716036181352258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125928629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180065 + ... + 180762.

It is an arithmetic number, because the mean of its divisors is an integer number (31572450).

Almost surely, 2^125928623 is an apocalyptic number.

125928623 is a deficient number, since it is larger than the sum of its proper divisors (361177).

125928623 is an equidigital number, since it uses as much as digits as its factorization.

125928623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361176.

The product of its digits is 51840, while the sum is 38.

The square root of 125928623 is about 11221.7923256492. The cubic root of 125928623 is about 501.2351104919.

The spelling of 125928623 in words is "one hundred twenty-five million, nine hundred twenty-eight thousand, six hundred twenty-three".