97153965 has 16 divisors (see below), whose sum is σ = 172718400. Its totient is φ = 51815376.

The previous prime is 97153933. The next prime is 97153999. The reversal of 97153965 is 56935179.

It is not a de Polignac number, because 97153965 - 2⁵ = 97153933 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 97153965.

It is a congruent 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, 359695 + ... + 359964.

It is an arithmetic number, because the mean of its divisors is an integer number (10794900).

Almost surely, 2^97153965 is an apocalyptic number.

It is an amenable number.

97153965 is a deficient number, since it is larger than the sum of its proper divisors (75564435).

97153965 is a wasteful number, since it uses less digits than its factorization.

97153965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719673 (or 719667 counting only the distinct ones).

The product of its digits is 255150, while the sum is 45.

The square root of 97153965 is about 9856.6710911950. The cubic root of 97153965 is about 459.7130614415.

The spelling of 97153965 in words is "ninety-seven million, one hundred fifty-three thousand, nine hundred sixty-five".