125955018 has 48 divisors (see below), whose sum is σ = 318539520. Its totient is φ = 35219808.

The previous prime is 125954987. The next prime is 125955031. The reversal of 125955018 is 810559521.

It is a happy number.

125955018 is a `hidden beast` number, since 1 + 2 + 595 + 50 + 18 = 666.

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, 4713 + ... + 16556.

It is an arithmetic number, because the mean of its divisors is an integer number (6636240).

Almost surely, 2^125955018 is an apocalyptic number.

125955018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

125955018 is an abundant number, since it is smaller than the sum of its proper divisors (192584502).

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

125955018 is a wasteful number, since it uses less digits than its factorization.

125955018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21331 (or 21328 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 36.

The square root of 125955018 is about 11222.9683239328. The cubic root of 125955018 is about 501.2701281503.

The spelling of 125955018 in words is "one hundred twenty-five million, nine hundred fifty-five thousand, eighteen".