125006040 has 48 divisors (see below), whose sum is σ = 406270800. Its totient is φ = 33334848.

The previous prime is 125006039. The next prime is 125006113. The reversal of 125006040 is 40600521.

It is a happy number.

125006040 is a `hidden beast` number, since 12 + 50 + 0 + 604 + 0 = 666.

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 11 ways as a sum of consecutive naturals, for example, 173260 + ... + 173979.

It is an arithmetic number, because the mean of its divisors is an integer number (8463975).

Almost surely, 2^125006040 is an apocalyptic number.

125006040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125006040 is an abundant number, since it is smaller than the sum of its proper divisors (281264760).

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

125006040 is a wasteful number, since it uses less digits than its factorization.

125006040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347256 (or 347249 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 125006040 is about 11180.6100012477. The cubic root of 125006040 is about 500.0080532036.

Adding to 125006040 its reverse (40600521), we get a palindrome (165606561).

The spelling of 125006040 in words is "one hundred twenty-five million, six thousand, forty".