331052453 has 2 divisors, whose sum is σ = 331052454. Its totient is φ = 331052452.

The previous prime is 331052437. The next prime is 331052461. The reversal of 331052453 is 354250133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193154404 + 137898049 = 13898^2 + 11743^2 .

It is a cyclic number.

It is not a de Polignac number, because 331052453 - 2⁴ = 331052437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331052473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165526226 + 165526227.

It is an arithmetic number, because the mean of its divisors is an integer number (165526227).

Almost surely, 2^331052453 is an apocalyptic number.

It is an amenable number.

331052453 is a deficient number, since it is larger than the sum of its proper divisors (1).

331052453 is an equidigital number, since it uses as much as digits as its factorization.

331052453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 331052453 is about 18194.8468803670. The cubic root of 331052453 is about 691.7761793276.

The spelling of 331052453 in words is "three hundred thirty-one million, fifty-two thousand, four hundred fifty-three".