135342872 has 16 divisors (see below), whose sum is σ = 290020560. Its totient is φ = 58004064.

The previous prime is 135342863. The next prime is 135342877. The reversal of 135342872 is 278243531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135342877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1208363 + ... + 1208474.

It is an arithmetic number, because the mean of its divisors is an integer number (18126285).

Almost surely, 2^135342872 is an apocalyptic number.

It is an amenable number.

135342872 is an abundant number, since it is smaller than the sum of its proper divisors (154677688).

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

135342872 is a wasteful number, since it uses less digits than its factorization.

135342872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416850 (or 2416846 counting only the distinct ones).

The product of its digits is 40320, while the sum is 35.

The square root of 135342872 is about 11633.6955435493. The cubic root of 135342872 is about 513.4267152692.

The spelling of 135342872 in words is "one hundred thirty-five million, three hundred forty-two thousand, eight hundred seventy-two".