97656379 has 2 divisors, whose sum is σ = 97656380. Its totient is φ = 97656378.

The previous prime is 97656373. The next prime is 97656401. The reversal of 97656379 is 97365679.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97656379 - 2¹¹ = 97654331 is a prime.

It is not a weakly prime, because it can be changed into another prime (97656373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48828189 + 48828190.

It is an arithmetic number, because the mean of its divisors is an integer number (48828190).

Almost surely, 2^97656379 is an apocalyptic number.

97656379 is a deficient number, since it is larger than the sum of its proper divisors (1).

97656379 is an equidigital number, since it uses as much as digits as its factorization.

97656379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2143260, while the sum is 52.

The square root of 97656379 is about 9882.1242149651. The cubic root of 97656379 is about 460.5041400991.

The spelling of 97656379 in words is "ninety-seven million, six hundred fifty-six thousand, three hundred seventy-nine".