97313199 has 4 divisors (see below), whose sum is σ = 129750936. Its totient is φ = 64875464.

The previous prime is 97313191. The next prime is 97313201. The reversal of 97313199 is 99131379.

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 97313199 - 2³ = 97313191 is a prime.

It is a super-2 number, since 2×97313199² = 18939717399227202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97313199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97313191) 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, 16218864 + ... + 16218869.

It is an arithmetic number, because the mean of its divisors is an integer number (32437734).

Almost surely, 2^97313199 is an apocalyptic number.

97313199 is a deficient number, since it is larger than the sum of its proper divisors (32437737).

97313199 is a wasteful number, since it uses less digits than its factorization.

97313199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32437736.

The product of its digits is 45927, while the sum is 42.

The square root of 97313199 is about 9864.7452577347. The cubic root of 97313199 is about 459.9640787955.

The spelling of 97313199 in words is "ninety-seven million, three hundred thirteen thousand, one hundred ninety-nine".