97356091 has 8 divisors (see below), whose sum is σ = 113535200. Its totient is φ = 83447784.

The previous prime is 97356073. The next prime is 97356109. The reversal of 97356091 is 19065379.

It is an interprime number because it is at equal distance from previous prime (97356073) and next prime (97356109).

It is not a de Polignac number, because 97356091 - 2⁷ = 97355963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97356001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141576 + ... + 142261.

It is an arithmetic number, because the mean of its divisors is an integer number (14191900).

Almost surely, 2^97356091 is an apocalyptic number.

97356091 is a deficient number, since it is larger than the sum of its proper divisors (16179109).

97356091 is an equidigital number, since it uses as much as digits as its factorization.

97356091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283858 (or 283844 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 40.

The square root of 97356091 is about 9866.9190226737. The cubic root of 97356091 is about 460.0316471611.

The spelling of 97356091 in words is "ninety-seven million, three hundred fifty-six thousand, ninety-one".