97965505 has 16 divisors (see below), whose sum is σ = 128490624. Its totient is φ = 71111680.

The previous prime is 97965499. The next prime is 97965521. The reversal of 97965505 is 50556979.

It is not a de Polignac number, because 97965505 - 2⁵ = 97965473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34209 + ... + 36961.

It is an arithmetic number, because the mean of its divisors is an integer number (8030664).

Almost surely, 2^97965505 is an apocalyptic number.

It is an amenable number.

97965505 is a deficient number, since it is larger than the sum of its proper divisors (30525119).

97965505 is a wasteful number, since it uses less digits than its factorization.

97965505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416.

The product of its (nonzero) digits is 425250, while the sum is 46.

The square root of 97965505 is about 9897.7525226690. The cubic root of 97965505 is about 460.9895286401.

The spelling of 97965505 in words is "ninety-seven million, nine hundred sixty-five thousand, five hundred five".