135012174 has 64 divisors (see below), whose sum is σ = 304812288. Its totient is φ = 39513600.

The previous prime is 135012173. The next prime is 135012179. The reversal of 135012174 is 471210531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135012173) 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, 320484 + ... + 320904.

It is an arithmetic number, because the mean of its divisors is an integer number (4762692).

Almost surely, 2^135012174 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135012174, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152406144).

135012174 is an abundant number, since it is smaller than the sum of its proper divisors (169800114).

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

135012174 is a wasteful number, since it uses less digits than its factorization.

135012174 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 593.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 135012174 is about 11619.4739123594. The cubic root of 135012174 is about 513.0082037226.

The spelling of 135012174 in words is "one hundred thirty-five million, twelve thousand, one hundred seventy-four".