97542135 has 24 divisors (see below), whose sum is σ = 169890864. Its totient is φ = 51770880.

The previous prime is 97542121. The next prime is 97542161. The reversal of 97542135 is 53124579.

It is not a de Polignac number, because 97542135 - 2⁴ = 97542119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97542135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4359 + ... + 14631.

It is an arithmetic number, because the mean of its divisors is an integer number (7078786).

Almost surely, 2^97542135 is an apocalyptic number.

97542135 is a deficient number, since it is larger than the sum of its proper divisors (72348729).

97542135 is a wasteful number, since it uses less digits than its factorization.

97542135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10495 (or 10492 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 97542135 is about 9876.3421872675. The cubic root of 97542135 is about 460.3244953618.

The spelling of 97542135 in words is "ninety-seven million, five hundred forty-two thousand, one hundred thirty-five".