135274242 has 16 divisors (see below), whose sum is σ = 270752832. Its totient is φ = 45057360.

The previous prime is 135274213. The next prime is 135274261. The reversal of 135274242 is 242472531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 892 + ... + 16472.

It is an arithmetic number, because the mean of its divisors is an integer number (16922052).

Almost surely, 2^135274242 is an apocalyptic number.

135274242 is an abundant number, since it is smaller than the sum of its proper divisors (135478590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135274242 is a wasteful number, since it uses less digits than its factorization.

135274242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17033.

The product of its digits is 13440, while the sum is 30.

The square root of 135274242 is about 11630.7455479002. The cubic root of 135274242 is about 513.3399173646.

The spelling of 135274242 in words is "one hundred thirty-five million, two hundred seventy-four thousand, two hundred forty-two".