125331042 has 16 divisors (see below), whose sum is σ = 250801920. Its totient is φ = 41753712.

The previous prime is 125331007. The next prime is 125331053. The reversal of 125331042 is 240133521.

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, 8559 + ... + 17997.

It is an arithmetic number, because the mean of its divisors is an integer number (15675120).

Almost surely, 2^125331042 is an apocalyptic number.

125331042 is an abundant number, since it is smaller than the sum of its proper divisors (125470878).

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

125331042 is a wasteful number, since it uses less digits than its factorization.

125331042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11657.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 125331042 is about 11195.1347468443. The cubic root of 125331042 is about 500.4410002565.

Adding to 125331042 its reverse (240133521), we get a palindrome (365464563).

The spelling of 125331042 in words is "one hundred twenty-five million, three hundred thirty-one thousand, forty-two".