97300531 has 2 divisors, whose sum is σ = 97300532. Its totient is φ = 97300530.

The previous prime is 97300523. The next prime is 97300543. The reversal of 97300531 is 13500379.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97300531 - 2³ = 97300523 is a prime.

It is a super-2 number, since 2×97300531² = 18934786665763922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97300531.

It is not a weakly prime, because it can be changed into another prime (97300591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48650265 + 48650266.

It is an arithmetic number, because the mean of its divisors is an integer number (48650266).

Almost surely, 2^97300531 is an apocalyptic number.

97300531 is a deficient number, since it is larger than the sum of its proper divisors (1).

97300531 is an equidigital number, since it uses as much as digits as its factorization.

97300531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2835, while the sum is 28.

The square root of 97300531 is about 9864.1031523398. The cubic root of 97300531 is about 459.9441189207.

The spelling of 97300531 in words is "ninety-seven million, three hundred thousand, five hundred thirty-one".