97904051 has 4 divisors (see below), whose sum is σ = 111890352. Its totient is φ = 83917752.

The previous prime is 97904041. The next prime is 97904057. The reversal of 97904051 is 15040979.

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 97904051 - 2¹⁰ = 97903027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97904057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6993140 + ... + 6993153.

It is an arithmetic number, because the mean of its divisors is an integer number (27972588).

Almost surely, 2^97904051 is an apocalyptic number.

97904051 is a deficient number, since it is larger than the sum of its proper divisors (13986301).

97904051 is a wasteful number, since it uses less digits than its factorization.

97904051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13986300.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 97904051 is about 9894.6475935225. The cubic root of 97904051 is about 460.8931151923.

The spelling of 97904051 in words is "ninety-seven million, nine hundred four thousand, fifty-one".