731402053 has 2 divisors, whose sum is σ = 731402054. Its totient is φ = 731402052.

The previous prime is 731402029. The next prime is 731402057. The reversal of 731402053 is 350204137.

731402053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 720761409 + 10640644 = 26847^2 + 3262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-731402053 is a prime.

It is a super-2 number, since 2×731402053² = 1069897926265229618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (731402057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365701026 + 365701027.

It is an arithmetic number, because the mean of its divisors is an integer number (365701027).

Almost surely, 2^731402053 is an apocalyptic number.

It is an amenable number.

731402053 is a deficient number, since it is larger than the sum of its proper divisors (1).

731402053 is an equidigital number, since it uses as much as digits as its factorization.

731402053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 731402053 is about 27044.4458808089. The cubic root of 731402053 is about 900.9874154593.

The spelling of 731402053 in words is "seven hundred thirty-one million, four hundred two thousand, fifty-three".