125140500 has 72 divisors (see below), whose sum is σ = 394790760. Its totient is φ = 33369600.

The previous prime is 125140489. The next prime is 125140529. The reversal of 125140500 is 5041521.

125140500 is a `hidden beast` number, since 1 + 25 + 140 + 500 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1397124 + 123743376 = 1182^2 + 11124^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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, 9405 + ... + 18404.

It is an arithmetic number, because the mean of its divisors is an integer number (5483205).

Almost surely, 2^125140500 is an apocalyptic number.

125140500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125140500 is an abundant number, since it is smaller than the sum of its proper divisors (269650260).

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

125140500 is a wasteful number, since it uses less digits than its factorization.

125140500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27834 (or 27819 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 125140500 is about 11186.6214738857. The cubic root of 125140500 is about 500.1872631896.

It can be divided in two parts, 125 and 140500, that added together give a square (140625 = 375²).

The spelling of 125140500 in words is "one hundred twenty-five million, one hundred forty thousand, five hundred".