125850645 has 16 divisors (see below), whose sum is σ = 223734720. Its totient is φ = 67120272.

The previous prime is 125850583. The next prime is 125850667. The reversal of 125850645 is 546058521.

125850645 is a `hidden beast` number, since 1 + 2 + 5 + 8 + 5 + 0 + 645 = 666.

It is not a de Polignac number, because 125850645 - 2¹⁰ = 125849621 is a prime.

It is a congruent 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, 465979 + ... + 466248.

It is an arithmetic number, because the mean of its divisors is an integer number (13983420).

Almost surely, 2^125850645 is an apocalyptic number.

125850645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125850645 is a deficient number, since it is larger than the sum of its proper divisors (97884075).

125850645 is an equidigital number, since it uses as much as digits as its factorization.

125850645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932241 (or 932235 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 125850645 is about 11218.3173872021. The cubic root of 125850645 is about 501.1316302272.

The spelling of 125850645 in words is "one hundred twenty-five million, eight hundred fifty thousand, six hundred forty-five".