97052399 has 4 divisors (see below), whose sum is σ = 102160440. Its totient is φ = 91944360.

The previous prime is 97052383. The next prime is 97052411. The reversal of 97052399 is 99325079.

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 97052399 - 2⁴ = 97052383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97052309) 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, 2553992 + ... + 2554029.

It is an arithmetic number, because the mean of its divisors is an integer number (25540110).

Almost surely, 2^97052399 is an apocalyptic number.

97052399 is a deficient number, since it is larger than the sum of its proper divisors (5108041).

97052399 is a wasteful number, since it uses less digits than its factorization.

97052399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5108040.

The product of its (nonzero) digits is 153090, while the sum is 44.

The square root of 97052399 is about 9851.5175988271. The cubic root of 97052399 is about 459.5528089434.

The spelling of 97052399 in words is "ninety-seven million, fifty-two thousand, three hundred ninety-nine".