331120534 has 4 divisors (see below), whose sum is σ = 496680804. Its totient is φ = 165560266.

The previous prime is 331120507. The next prime is 331120541. The reversal of 331120534 is 435021133.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82780132 + ... + 82780135.

It is an arithmetic number, because the mean of its divisors is an integer number (124170201).

Almost surely, 2^331120534 is an apocalyptic number.

331120534 is a deficient number, since it is larger than the sum of its proper divisors (165560270).

331120534 is a wasteful number, since it uses less digits than its factorization.

331120534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165560269.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 331120534 is about 18196.7176710527. The cubic root of 331120534 is about 691.8235973782.

Adding to 331120534 its reverse (435021133), we get a palindrome (766141667).

The spelling of 331120534 in words is "three hundred thirty-one million, one hundred twenty thousand, five hundred thirty-four".