97365887 has 2 divisors, whose sum is σ = 97365888. Its totient is φ = 97365886.

The previous prime is 97365869. The next prime is 97365893. The reversal of 97365887 is 78856379.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97365887 - 2¹⁰ = 97364863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97365487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48682943 + 48682944.

It is an arithmetic number, because the mean of its divisors is an integer number (48682944).

Almost surely, 2^97365887 is an apocalyptic number.

97365887 is a deficient number, since it is larger than the sum of its proper divisors (1).

97365887 is an equidigital number, since it uses as much as digits as its factorization.

97365887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 53.

The square root of 97365887 is about 9867.4154164097. The cubic root of 97365887 is about 460.0470761525.

The spelling of 97365887 in words is "ninety-seven million, three hundred sixty-five thousand, eight hundred eighty-seven".