135368583 has 16 divisors (see below), whose sum is σ = 208321536. Its totient is φ = 76586400.

The previous prime is 135368581. The next prime is 135368587. The reversal of 135368583 is 385863531.

It is not a de Polignac number, because 135368583 - 2¹ = 135368581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135368581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29791 + ... + 34032.

It is an arithmetic number, because the mean of its divisors is an integer number (13020096).

Almost surely, 2^135368583 is an apocalyptic number.

135368583 is a deficient number, since it is larger than the sum of its proper divisors (72952953).

135368583 is a wasteful number, since it uses less digits than its factorization.

135368583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63934.

The product of its digits is 259200, while the sum is 42.

The square root of 135368583 is about 11634.8005139753. The cubic root of 135368583 is about 513.4592249938.

The spelling of 135368583 in words is "one hundred thirty-five million, three hundred sixty-eight thousand, five hundred eighty-three".