135152472 has 128 divisors (see below), whose sum is σ = 437875200. Its totient is φ = 33758208.

The previous prime is 135152471. The next prime is 135152497. The reversal of 135152472 is 274251531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135152471) 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, 39868 + ... + 43124.

It is an arithmetic number, because the mean of its divisors is an integer number (3420900).

Almost surely, 2^135152472 is an apocalyptic number.

135152472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135152472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218937600).

135152472 is an abundant number, since it is smaller than the sum of its proper divisors (302722728).

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

135152472 is a wasteful number, since it uses less digits than its factorization.

135152472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305 (or 3301 counting only the distinct ones).

The product of its digits is 8400, while the sum is 30.

The square root of 135152472 is about 11625.5095372203. The cubic root of 135152472 is about 513.1858398241.

The spelling of 135152472 in words is "one hundred thirty-five million, one hundred fifty-two thousand, four hundred seventy-two".