97533559 has 2 divisors, whose sum is σ = 97533560. Its totient is φ = 97533558.

The previous prime is 97533551. The next prime is 97533599. The reversal of 97533559 is 95533579.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97533559 - 2³ = 97533551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97533551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48766779 + 48766780.

It is an arithmetic number, because the mean of its divisors is an integer number (48766780).

Almost surely, 2^97533559 is an apocalyptic number.

97533559 is a deficient number, since it is larger than the sum of its proper divisors (1).

97533559 is an equidigital number, since it uses as much as digits as its factorization.

97533559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 637875, while the sum is 46.

The square root of 97533559 is about 9875.9080088871. The cubic root of 97533559 is about 460.3110042396.

The spelling of 97533559 in words is "ninety-seven million, five hundred thirty-three thousand, five hundred fifty-nine".