331041593 has 2 divisors, whose sum is σ = 331041594. Its totient is φ = 331041592.

The previous prime is 331041569. The next prime is 331041619. The reversal of 331041593 is 395140133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175615504 + 155426089 = 13252^2 + 12467^2 .

It is a cyclic number.

It is not a de Polignac number, because 331041593 - 2¹⁴ = 331025209 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (331041533) 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 as a sum of consecutive naturals, namely, 165520796 + 165520797.

It is an arithmetic number, because the mean of its divisors is an integer number (165520797).

Almost surely, 2^331041593 is an apocalyptic number.

It is an amenable number.

331041593 is a deficient number, since it is larger than the sum of its proper divisors (1).

331041593 is an equidigital number, since it uses as much as digits as its factorization.

331041593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 331041593 is about 18194.5484417723. The cubic root of 331041593 is about 691.7686147947.

The spelling of 331041593 in words is "three hundred thirty-one million, forty-one thousand, five hundred ninety-three".