125928465 has 16 divisors (see below), whose sum is σ = 216984768. Its totient is φ = 61995456.

The previous prime is 125928419. The next prime is 125928487. The reversal of 125928465 is 564829521.

It is not a de Polignac number, because 125928465 - 2⁷ = 125928337 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322699 + ... + 323088.

It is an arithmetic number, because the mean of its divisors is an integer number (13561548).

Almost surely, 2^125928465 is an apocalyptic number.

125928465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125928465 is a deficient number, since it is larger than the sum of its proper divisors (91056303).

125928465 is a wasteful number, since it uses less digits than its factorization.

125928465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645808.

The product of its digits is 172800, while the sum is 42.

The square root of 125928465 is about 11221.7852857734. The cubic root of 125928465 is about 501.2349008621.

The spelling of 125928465 in words is "one hundred twenty-five million, nine hundred twenty-eight thousand, four hundred sixty-five".