125040140 has 24 divisors (see below), whose sum is σ = 276405360. Its totient is φ = 47383488.

The previous prime is 125040133. The next prime is 125040187. The reversal of 125040140 is 41040521.

It is a super-2 number, since 2×125040140² = 31270073222439200, which contains 22 as substring.

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, 164147 + ... + 164906.

It is an arithmetic number, because the mean of its divisors is an integer number (11516890).

Almost surely, 2^125040140 is an apocalyptic number.

125040140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125040140 is an abundant number, since it is smaller than the sum of its proper divisors (151365220).

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

125040140 is a wasteful number, since it uses less digits than its factorization.

125040140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329081 (or 329079 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 125040140 is about 11182.1348587826. The cubic root of 125040140 is about 500.0535142722.

Adding to 125040140 its reverse (41040521), we get a palindrome (166080661).

The spelling of 125040140 in words is "one hundred twenty-five million, forty thousand, one hundred forty".