135211152 has 20 divisors (see below), whose sum is σ = 349295600. Its totient is φ = 45070368.

The previous prime is 135211133. The next prime is 135211169. The reversal of 135211152 is 251112531.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1408402 + ... + 1408497.

It is an arithmetic number, because the mean of its divisors is an integer number (17464780).

Almost surely, 2^135211152 is an apocalyptic number.

135211152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135211152 is an abundant number, since it is smaller than the sum of its proper divisors (214084448).

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

135211152 is a wasteful number, since it uses less digits than its factorization.

135211152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2816910 (or 2816904 counting only the distinct ones).

The product of its digits is 300, while the sum is 21.

The square root of 135211152 is about 11628.0330236889. The cubic root of 135211152 is about 513.2601001205.

Adding to 135211152 its reverse (251112531), we get a palindrome (386323683).

The spelling of 135211152 in words is "one hundred thirty-five million, two hundred eleven thousand, one hundred fifty-two".