331134013 has 24 divisors (see below), whose sum is σ = 411352128. Its totient is φ = 265136256.

The previous prime is 331133993. The next prime is 331134029. The reversal of 331134013 is 310431133.

It is not a de Polignac number, because 331134013 - 2⁵ = 331133981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331194013) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 45045 + ... + 51877.

It is an arithmetic number, because the mean of its divisors is an integer number (17139672).

Almost surely, 2^331134013 is an apocalyptic number.

It is an amenable number.

331134013 is a deficient number, since it is larger than the sum of its proper divisors (80218115).

331134013 is a wasteful number, since it uses less digits than its factorization.

331134013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6913 (or 6906 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 331134013 is about 18197.0880362766. The cubic root of 331134013 is about 691.8329846585.

Adding to 331134013 its reverse (310431133), we get a palindrome (641565146).

The spelling of 331134013 in words is "three hundred thirty-one million, one hundred thirty-four thousand, thirteen".