331325133 has 8 divisors (see below), whose sum is σ = 443340096. Its totient is φ = 220096800.

The previous prime is 331325123. The next prime is 331325167. The reversal of 331325133 is 331523133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 331325133 - 2²² = 327130829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331325123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195673 + ... + 197358.

It is an arithmetic number, because the mean of its divisors is an integer number (55417512).

Almost surely, 2^331325133 is an apocalyptic number.

It is an amenable number.

331325133 is a deficient number, since it is larger than the sum of its proper divisors (112014963).

331325133 is a wasteful number, since it uses less digits than its factorization.

331325133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393315.

The product of its digits is 2430, while the sum is 24.

The square root of 331325133 is about 18202.3386684239. The cubic root of 331325133 is about 691.9660603767.

Adding to 331325133 its reverse (331523133), we get a palindrome (662848266).

The spelling of 331325133 in words is "three hundred thirty-one million, three hundred twenty-five thousand, one hundred thirty-three".