135402512 has 40 divisors (see below), whose sum is σ = 315604800. Its totient is φ = 54974592.

The previous prime is 135402503. The next prime is 135402521. The reversal of 135402512 is 215204531.

135402512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (135402503) and next prime (135402521).

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, 29687 + ... + 33942.

It is an arithmetic number, because the mean of its divisors is an integer number (7890120).

Almost surely, 2^135402512 is an apocalyptic number.

It is an amenable number.

135402512 is an abundant number, since it is smaller than the sum of its proper divisors (180202288).

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

135402512 is a wasteful number, since it uses less digits than its factorization.

135402512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63663 (or 63657 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 135402512 is about 11636.2585052069. The cubic root of 135402512 is about 513.5021194930.

The spelling of 135402512 in words is "one hundred thirty-five million, four hundred two thousand, five hundred twelve".