97515673 has 2 divisors, whose sum is σ = 97515674. Its totient is φ = 97515672.

The previous prime is 97515667. The next prime is 97515679. The reversal of 97515673 is 37651579.

It is a balanced prime because it is at equal distance from previous prime (97515667) and next prime (97515679).

It can be written as a sum of positive squares in only one way, i.e., 56145049 + 41370624 = 7493^2 + 6432^2 .

It is a cyclic number.

It is not a de Polignac number, because 97515673 - 2⁹ = 97515161 is a prime.

It is not a weakly prime, because it can be changed into another prime (97515679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48757836 + 48757837.

It is an arithmetic number, because the mean of its divisors is an integer number (48757837).

Almost surely, 2^97515673 is an apocalyptic number.

It is an amenable number.

97515673 is a deficient number, since it is larger than the sum of its proper divisors (1).

97515673 is an equidigital number, since it uses as much as digits as its factorization.

97515673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 198450, while the sum is 43.

The square root of 97515673 is about 9875.0024303794. The cubic root of 97515673 is about 460.2828647765.

The spelling of 97515673 in words is "ninety-seven million, five hundred fifteen thousand, six hundred seventy-three".