135111152 has 20 divisors (see below), whose sum is σ = 285576216. Its totient is φ = 61414080.

The previous prime is 135111139. The next prime is 135111187. The reversal of 135111152 is 251111531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383663 + ... + 384014.

Almost surely, 2^135111152 is an apocalyptic number.

It is an amenable number.

135111152 is an abundant number, since it is smaller than the sum of its proper divisors (150465064).

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

135111152 is a wasteful number, since it uses less digits than its factorization.

135111152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767696 (or 767690 counting only the distinct ones).

The product of its digits is 150, while the sum is 20.

The square root of 135111152 is about 11623.7322749623. The cubic root of 135111152 is about 513.1335359337.

Adding to 135111152 its reverse (251111531), we get a palindrome (386222683).

It can be divided in two parts, 1 and 35111152, that added together give a palindrome (35111153).

The spelling of 135111152 in words is "one hundred thirty-five million, one hundred eleven thousand, one hundred fifty-two".