331552063 has 2 divisors, whose sum is σ = 331552064. Its totient is φ = 331552062.

The previous prime is 331552031. The next prime is 331552069. The reversal of 331552063 is 360255133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 331552063 - 2⁵ = 331552031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331552069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165776031 + 165776032.

It is an arithmetic number, because the mean of its divisors is an integer number (165776032).

Almost surely, 2^331552063 is an apocalyptic number.

331552063 is a deficient number, since it is larger than the sum of its proper divisors (1).

331552063 is an equidigital number, since it uses as much as digits as its factorization.

331552063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 28.

The square root of 331552063 is about 18208.5711410863. The cubic root of 331552063 is about 692.1240039451.

The spelling of 331552063 in words is "three hundred thirty-one million, five hundred fifty-two thousand, sixty-three".