97565123 has 4 divisors (see below), whose sum is σ = 98055600. Its totient is φ = 97074648.

The previous prime is 97565113. The next prime is 97565129. The reversal of 97565123 is 32156579.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97565123 - 2⁴ = 97565107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97565129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244940 + ... + 245337.

It is an arithmetic number, because the mean of its divisors is an integer number (24513900).

Almost surely, 2^97565123 is an apocalyptic number.

97565123 is a deficient number, since it is larger than the sum of its proper divisors (490477).

97565123 is a wasteful number, since it uses less digits than its factorization.

97565123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490476.

The product of its digits is 56700, while the sum is 38.

The square root of 97565123 is about 9877.5059098945. The cubic root of 97565123 is about 460.3606544647.

The spelling of 97565123 in words is "ninety-seven million, five hundred sixty-five thousand, one hundred twenty-three".