142597135 has 16 divisors (see below), whose sum is σ = 174376800. Its totient is φ = 111924736.

The previous prime is 142597123. The next prime is 142597151. The reversal of 142597135 is 531795241.

It is a cyclic number.

It is not a de Polignac number, because 142597135 - 2²³ = 134208527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142597094 and 142597103.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 59796 + ... + 62134.

It is an arithmetic number, because the mean of its divisors is an integer number (10898550).

Almost surely, 2^142597135 is an apocalyptic number.

142597135 is a deficient number, since it is larger than the sum of its proper divisors (31779665).

142597135 is a wasteful number, since it uses less digits than its factorization.

142597135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2570.

The product of its digits is 37800, while the sum is 37.

The square root of 142597135 is about 11941.4042306590. The cubic root of 142597135 is about 522.4406165580.

The spelling of 142597135 in words is "one hundred forty-two million, five hundred ninety-seven thousand, one hundred thirty-five".