331120413 has 16 divisors (see below), whose sum is σ = 528283840. Its totient is φ = 203766192.

The previous prime is 331120411. The next prime is 331120417. The reversal of 331120413 is 314021133.

It is not a de Polignac number, because 331120413 - 2¹ = 331120411 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 (331120411) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 471331 + ... + 472032.

It is an arithmetic number, because the mean of its divisors is an integer number (33017740).

Almost surely, 2^331120413 is an apocalyptic number.

It is an amenable number.

331120413 is a deficient number, since it is larger than the sum of its proper divisors (197163427).

331120413 is a wasteful number, since it uses less digits than its factorization.

331120413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943385 (or 943379 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 331120413 is about 18196.7143462769. The cubic root of 331120413 is about 691.8235131081.

Adding to 331120413 its reverse (314021133), we get a palindrome (645141546).

The spelling of 331120413 in words is "three hundred thirty-one million, one hundred twenty thousand, four hundred thirteen".