331125532 has 6 divisors (see below), whose sum is σ = 579469688. Its totient is φ = 165562764.

The previous prime is 331125511. The next prime is 331125551. The reversal of 331125532 is 235521133.

It is a junction number, because it is equal to n+sod(n) for n = 331125497 and 331125506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41390688 + ... + 41390695.

Almost surely, 2^331125532 is an apocalyptic number.

It is an amenable number.

331125532 is a deficient number, since it is larger than the sum of its proper divisors (248344156).

331125532 is a wasteful number, since it uses less digits than its factorization.

331125532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82781387 (or 82781385 counting only the distinct ones).

The product of its digits is 2700, while the sum is 25.

The square root of 331125532 is about 18196.8550029943. The cubic root of 331125532 is about 691.8270782022.

Adding to 331125532 its reverse (235521133), we get a palindrome (566646665).

The spelling of 331125532 in words is "three hundred thirty-one million, one hundred twenty-five thousand, five hundred thirty-two".