125894538 has 48 divisors (see below), whose sum is σ = 340082496. Its totient is φ = 32699520.

The previous prime is 125894521. The next prime is 125894563. The reversal of 125894538 is 835498521.

125894538 is a `hidden beast` number, since 1 + 25 + 8 + 94 + 538 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 125894493 and 125894502.

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, 44031 + ... + 46802.

It is an arithmetic number, because the mean of its divisors is an integer number (7085052).

Almost surely, 2^125894538 is an apocalyptic number.

125894538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

125894538 is an abundant number, since it is smaller than the sum of its proper divisors (214187958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125894538 is a wasteful number, since it uses less digits than its factorization.

125894538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90859 (or 90856 counting only the distinct ones).

The product of its digits is 345600, while the sum is 45.

The square root of 125894538 is about 11220.2735260777. The cubic root of 125894538 is about 501.1898834419.

The spelling of 125894538 in words is "one hundred twenty-five million, eight hundred ninety-four thousand, five hundred thirty-eight".