135474886 has 4 divisors (see below), whose sum is σ = 203212332. Its totient is φ = 67737442.

The previous prime is 135474881. The next prime is 135474907. The reversal of 135474886 is 688474531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 688474531 = 229 ⋅3006439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135474881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33868720 + ... + 33868723.

It is an arithmetic number, because the mean of its divisors is an integer number (50803083).

Almost surely, 2^135474886 is an apocalyptic number.

135474886 is a deficient number, since it is larger than the sum of its proper divisors (67737446).

135474886 is an equidigital number, since it uses as much as digits as its factorization.

135474886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67737445.

The product of its digits is 645120, while the sum is 46.

The square root of 135474886 is about 11639.3679381657. The cubic root of 135474886 is about 513.5935938738.

The spelling of 135474886 in words is "one hundred thirty-five million, four hundred seventy-four thousand, eight hundred eighty-six".