331064033 has 2 divisors, whose sum is σ = 331064034. Its totient is φ = 331064032.

The previous prime is 331064021. The next prime is 331064039. The reversal of 331064033 is 330460133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 330039889 + 1024144 = 18167^2 + 1012^2 .

It is a cyclic number.

It is not a de Polignac number, because 331064033 - 2⁴ = 331064017 is a prime.

It is not a weakly prime, because it can be changed into another prime (331064039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165532016 + 165532017.

It is an arithmetic number, because the mean of its divisors is an integer number (165532017).

Almost surely, 2^331064033 is an apocalyptic number.

It is an amenable number.

331064033 is a deficient number, since it is larger than the sum of its proper divisors (1).

331064033 is an equidigital number, since it uses as much as digits as its factorization.

331064033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 331064033 is about 18195.1650995532. The cubic root of 331064033 is about 691.7842451942.

The spelling of 331064033 in words is "three hundred thirty-one million, sixty-four thousand, thirty-three".