97064389 has 2 divisors, whose sum is σ = 97064390. Its totient is φ = 97064388.

The previous prime is 97064351. The next prime is 97064453. The reversal of 97064389 is 98346079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48650625 + 48413764 = 6975^2 + 6958^2 .

It is a cyclic number.

It is not a de Polignac number, because 97064389 - 2⁹ = 97063877 is a prime.

It is a super-2 number, since 2×97064389² = 18842991223886642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97064309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48532194 + 48532195.

It is an arithmetic number, because the mean of its divisors is an integer number (48532195).

Almost surely, 2^97064389 is an apocalyptic number.

It is an amenable number.

97064389 is a deficient number, since it is larger than the sum of its proper divisors (1).

97064389 is an equidigital number, since it uses as much as digits as its factorization.

97064389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 97064389 is about 9852.1261157174. The cubic root of 97064389 is about 459.5717327802.

The spelling of 97064389 in words is "ninety-seven million, sixty-four thousand, three hundred eighty-nine".