97613617 has 2 divisors, whose sum is σ = 97613618. Its totient is φ = 97613616.

The previous prime is 97613611. The next prime is 97613641. The reversal of 97613617 is 71631679.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89946256 + 7667361 = 9484^2 + 2769^2 .

It is a cyclic number.

It is not a de Polignac number, because 97613617 - 2⁷ = 97613489 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97613617.

It is not a weakly prime, because it can be changed into another prime (97613611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48806808 + 48806809.

It is an arithmetic number, because the mean of its divisors is an integer number (48806809).

Almost surely, 2^97613617 is an apocalyptic number.

It is an amenable number.

97613617 is a deficient number, since it is larger than the sum of its proper divisors (1).

97613617 is an equidigital number, since it uses as much as digits as its factorization.

97613617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 40.

The square root of 97613617 is about 9879.9603744145. The cubic root of 97613617 is about 460.4369147483.

The spelling of 97613617 in words is "ninety-seven million, six hundred thirteen thousand, six hundred seventeen".