135574371 has 32 divisors (see below), whose sum is σ = 216717120. Its totient is φ = 83446272.

The previous prime is 135574363. The next prime is 135574379. The reversal of 135574371 is 173475531.

135574371 is a `hidden beast` number, since 13 + 5 + 574 + 3 + 71 = 666.

It is an interprime number because it is at equal distance from previous prime (135574363) and next prime (135574379).

It is not a de Polignac number, because 135574371 - 2³ = 135574363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135574379) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21541 + ... + 27113.

It is an arithmetic number, because the mean of its divisors is an integer number (6772410).

Almost surely, 2^135574371 is an apocalyptic number.

135574371 is a deficient number, since it is larger than the sum of its proper divisors (81142749).

135574371 is a wasteful number, since it uses less digits than its factorization.

135574371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5652 (or 5646 counting only the distinct ones).

The product of its digits is 44100, while the sum is 36.

The square root of 135574371 is about 11643.6407965894. The cubic root of 135574371 is about 513.7192810233.

The spelling of 135574371 in words is "one hundred thirty-five million, five hundred seventy-four thousand, three hundred seventy-one".