125051910 has 32 divisors (see below), whose sum is σ = 305791200. Its totient is φ = 32717568.

The previous prime is 125051903. The next prime is 125051911. The reversal of 125051910 is 19150521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125051911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37735 + ... + 40914.

It is an arithmetic number, because the mean of its divisors is an integer number (9555975).

Almost surely, 2^125051910 is an apocalyptic number.

125051910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125051910 is an abundant number, since it is smaller than the sum of its proper divisors (180739290).

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

125051910 is a wasteful number, since it uses less digits than its factorization.

125051910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78712.

The product of its (nonzero) digits is 450, while the sum is 24.

The square root of 125051910 is about 11182.6611323066. The cubic root of 125051910 is about 500.0692037546.

The spelling of 125051910 in words is "one hundred twenty-five million, fifty-one thousand, nine hundred ten".