97965563 has 8 divisors (see below), whose sum is σ = 98966400. Its totient is φ = 96969600.

The previous prime is 97965521. The next prime is 97965583. The reversal of 97965563 is 36556979.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97965563 - 2⁶ = 97965499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97965583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49238 + ... + 51188.

It is an arithmetic number, because the mean of its divisors is an integer number (12370800).

Almost surely, 2^97965563 is an apocalyptic number.

97965563 is a deficient number, since it is larger than the sum of its proper divisors (1000837).

97965563 is a wasteful number, since it uses less digits than its factorization.

97965563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2437.

The product of its digits is 1530900, while the sum is 50.

The square root of 97965563 is about 9897.7554526266. The cubic root of 97965563 is about 460.9896196156.

The spelling of 97965563 in words is "ninety-seven million, nine hundred sixty-five thousand, five hundred sixty-three".