97115385 has 16 divisors (see below), whose sum is σ = 156086784. Its totient is φ = 51560832.

The previous prime is 97115377. The next prime is 97115387. The reversal of 97115385 is 58351179.

It is not a de Polignac number, because 97115385 - 2³ = 97115377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97115387) 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 15 ways as a sum of consecutive naturals, for example, 11172 + ... + 17861.

It is an arithmetic number, because the mean of its divisors is an integer number (9755424).

Almost surely, 2^97115385 is an apocalyptic number.

It is an amenable number.

97115385 is a deficient number, since it is larger than the sum of its proper divisors (58971399).

97115385 is a wasteful number, since it uses less digits than its factorization.

97115385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29264.

The product of its digits is 37800, while the sum is 39.

The square root of 97115385 is about 9854.7138466827. The cubic root of 97115385 is about 459.6522024463.

The spelling of 97115385 in words is "ninety-seven million, one hundred fifteen thousand, three hundred eighty-five".