125651465 has 24 divisors (see below), whose sum is σ = 161665920. Its totient is φ = 93718944.

The previous prime is 125651443. The next prime is 125651483. The reversal of 125651465 is 564156521.

It is not a de Polignac number, because 125651465 - 2¹² = 125647369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120416 + ... + 121454.

It is an arithmetic number, because the mean of its divisors is an integer number (6736080).

Almost surely, 2^125651465 is an apocalyptic number.

It is an amenable number.

125651465 is a deficient number, since it is larger than the sum of its proper divisors (36014455).

125651465 is a wasteful number, since it uses less digits than its factorization.

125651465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149 (or 1130 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

The square root of 125651465 is about 11209.4364265114. The cubic root of 125651465 is about 500.8671153526.

The spelling of 125651465 in words is "one hundred twenty-five million, six hundred fifty-one thousand, four hundred sixty-five".