97123665 has 8 divisors (see below), whose sum is σ = 155397888. Its totient is φ = 51799280.

The previous prime is 97123643. The next prime is 97123673. The reversal of 97123665 is 56632179.

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

It is not a de Polignac number, because 97123665 - 2⁵ = 97123633 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3237441 + ... + 3237470.

It is an arithmetic number, because the mean of its divisors is an integer number (19424736).

Almost surely, 2^97123665 is an apocalyptic number.

It is an amenable number.

97123665 is a deficient number, since it is larger than the sum of its proper divisors (58274223).

97123665 is a wasteful number, since it uses less digits than its factorization.

97123665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6474919.

The product of its digits is 68040, while the sum is 39.

The square root of 97123665 is about 9855.1339412511. The cubic root of 97123665 is about 459.6652652996.

The spelling of 97123665 in words is "ninety-seven million, one hundred twenty-three thousand, six hundred sixty-five".