96889591 has 2 divisors, whose sum is σ = 96889592. Its totient is φ = 96889590.

The previous prime is 96889561. The next prime is 96889619. The reversal of 96889591 is 19598869.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-96889591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96889561) 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 as a sum of consecutive naturals, namely, 48444795 + 48444796.

It is an arithmetic number, because the mean of its divisors is an integer number (48444796).

Almost surely, 2^96889591 is an apocalyptic number.

96889591 is a deficient number, since it is larger than the sum of its proper divisors (1).

96889591 is an equidigital number, since it uses as much as digits as its factorization.

96889591 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 55.

The square root of 96889591 is about 9843.2510381479. The cubic root of 96889591 is about 459.2956944004.

The spelling of 96889591 in words is "ninety-six million, eight hundred eighty-nine thousand, five hundred ninety-one".