332130257 has 2 divisors, whose sum is σ = 332130258. Its totient is φ = 332130256.

The previous prime is 332130223. The next prime is 332130259. The reversal of 332130257 is 752031233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193738561 + 138391696 = 13919^2 + 11764^2 .

It is a cyclic number.

It is not a de Polignac number, because 332130257 - 2²⁴ = 315353041 is a prime.

It is a super-2 number, since 2×332130257² = 220621015229772098, which contains 22 as substring.

Together with 332130259, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (332130259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166065128 + 166065129.

It is an arithmetic number, because the mean of its divisors is an integer number (166065129).

Almost surely, 2^332130257 is an apocalyptic number.

It is an amenable number.

332130257 is a deficient number, since it is larger than the sum of its proper divisors (1).

332130257 is an equidigital number, since it uses as much as digits as its factorization.

332130257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 332130257 is about 18224.4411985663. The cubic root of 332130257 is about 692.5261022279.

The spelling of 332130257 in words is "three hundred thirty-two million, one hundred thirty thousand, two hundred fifty-seven".