125316040 has 32 divisors (see below), whose sum is σ = 289585080. Its totient is φ = 48771072.

The previous prime is 125316019. The next prime is 125316067. The reversal of 125316040 is 40613521.

It can be written as a sum of positive squares in 4 ways, for example, as 125305636 + 10404 = 11194^2 + 102^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40857 + ... + 43816.

Almost surely, 2^125316040 is an apocalyptic number.

125316040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125316040 is an abundant number, since it is smaller than the sum of its proper divisors (164269040).

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

125316040 is a wasteful number, since it uses less digits than its factorization.

125316040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84721 (or 84717 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 125316040 is about 11194.4647035935. The cubic root of 125316040 is about 500.4210320312.

Adding to 125316040 its reverse (40613521), we get a palindrome (165929561).

It can be divided in two parts, 1253160 and 40, that multiplied together give a square (50126400 = 7080²).

The spelling of 125316040 in words is "one hundred twenty-five million, three hundred sixteen thousand, forty".