331024097 has 2 divisors, whose sum is σ = 331024098. Its totient is φ = 331024096.

The previous prime is 331024093. The next prime is 331024157. The reversal of 331024097 is 790420133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 307511296 + 23512801 = 17536^2 + 4849^2 .

It is an emirp because it is prime and its reverse (790420133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 331024097 - 2² = 331024093 is a prime.

It is not a weakly prime, because it can be changed into another prime (331024093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165512048 + 165512049.

It is an arithmetic number, because the mean of its divisors is an integer number (165512049).

Almost surely, 2^331024097 is an apocalyptic number.

It is an amenable number.

331024097 is a deficient number, since it is larger than the sum of its proper divisors (1).

331024097 is an equidigital number, since it uses as much as digits as its factorization.

331024097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 331024097 is about 18194.0676320607. The cubic root of 331024097 is about 691.7564276082.

The spelling of 331024097 in words is "three hundred thirty-one million, twenty-four thousand, ninety-seven".