125624542 has 16 divisors (see below), whose sum is σ = 198714960. Its totient is φ = 59398272.

The previous prime is 125624537. The next prime is 125624557. The reversal of 125624542 is 245426521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20598 + ... + 25990.

It is an arithmetic number, because the mean of its divisors is an integer number (12419685).

Almost surely, 2^125624542 is an apocalyptic number.

125624542 is a deficient number, since it is larger than the sum of its proper divisors (73090418).

125624542 is a wasteful number, since it uses less digits than its factorization.

125624542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6027.

The product of its digits is 19200, while the sum is 31.

The square root of 125624542 is about 11208.2354543434. The cubic root of 125624542 is about 500.8313396494.

The spelling of 125624542 in words is "one hundred twenty-five million, six hundred twenty-four thousand, five hundred forty-two".