97135525 has 6 divisors (see below), whose sum is σ = 120448082. Its totient is φ = 77708400.

The previous prime is 97135517. The next prime is 97135531. The reversal of 97135525 is 52553179.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 349281 + 96786244 = 591^2 + 9838^2 .

It is not a de Polignac number, because 97135525 - 2³ = 97135517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1942686 + ... + 1942735.

Almost surely, 2^97135525 is an apocalyptic number.

It is an amenable number.

97135525 is a deficient number, since it is larger than the sum of its proper divisors (23312557).

97135525 is a wasteful number, since it uses less digits than its factorization.

97135525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885431 (or 3885426 counting only the distinct ones).

The product of its digits is 47250, while the sum is 37.

The square root of 97135525 is about 9855.7356397176. The cubic root of 97135525 is about 459.6839748083.

The spelling of 97135525 in words is "ninety-seven million, one hundred thirty-five thousand, five hundred twenty-five".