97353391 has 2 divisors, whose sum is σ = 97353392. Its totient is φ = 97353390.

The previous prime is 97353383. The next prime is 97353409. The reversal of 97353391 is 19335379.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97353391 - 2³ = 97353383 is a prime.

It is equal to p_5617687 and since 97353391 and 5617687 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97353301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48676695 + 48676696.

It is an arithmetic number, because the mean of its divisors is an integer number (48676696).

Almost surely, 2^97353391 is an apocalyptic number.

97353391 is a deficient number, since it is larger than the sum of its proper divisors (1).

97353391 is an equidigital number, since it uses as much as digits as its factorization.

97353391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76545, while the sum is 40.

The square root of 97353391 is about 9866.7822009001. The cubic root of 97353391 is about 460.0273943988.

The spelling of 97353391 in words is "ninety-seven million, three hundred fifty-three thousand, three hundred ninety-one".