125252040 has 32 divisors (see below), whose sum is σ = 375756480. Its totient is φ = 33400512.

The previous prime is 125252027. The next prime is 125252053. The reversal of 125252040 is 40252521.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (125252027) and next prime (125252053).

It is a junction number, because it is equal to n+sod(n) for n = 125251998 and 125252016.

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, 521764 + ... + 522003.

It is an arithmetic number, because the mean of its divisors is an integer number (11742390).

Almost surely, 2^125252040 is an apocalyptic number.

125252040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125252040 is an abundant number, since it is smaller than the sum of its proper divisors (250504440).

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

125252040 is a wasteful number, since it uses less digits than its factorization.

125252040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043781 (or 1043777 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 125252040 is about 11191.6057829071. The cubic root of 125252040 is about 500.3358277223.

The spelling of 125252040 in words is "one hundred twenty-five million, two hundred fifty-two thousand, forty".