97379657 has 2 divisors, whose sum is σ = 97379658. Its totient is φ = 97379656.

The previous prime is 97379531. The next prime is 97379669. The reversal of 97379657 is 75697379.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97199881 + 179776 = 9859^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 97379657 - 2¹² = 97375561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97379599 and 97379608.

It is not a weakly prime, because it can be changed into another prime (97379687) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48689828 + 48689829.

It is an arithmetic number, because the mean of its divisors is an integer number (48689829).

Almost surely, 2^97379657 is an apocalyptic number.

It is an amenable number.

97379657 is a deficient number, since it is larger than the sum of its proper divisors (1).

97379657 is an equidigital number, since it uses as much as digits as its factorization.

97379657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2500470, while the sum is 53.

The square root of 97379657 is about 9868.1131428455. The cubic root of 97379657 is about 460.0687625624.

The spelling of 97379657 in words is "ninety-seven million, three hundred seventy-nine thousand, six hundred fifty-seven".