135376812 has 48 divisors (see below), whose sum is σ = 356748000. Its totient is φ = 44383680.

The previous prime is 135376811. The next prime is 135376817. The reversal of 135376812 is 218673531.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (135376811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3687 + ... + 16862.

It is an arithmetic number, because the mean of its divisors is an integer number (7432250).

Almost surely, 2^135376812 is an apocalyptic number.

135376812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135376812 is an abundant number, since it is smaller than the sum of its proper divisors (221371188).

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

135376812 is a wasteful number, since it uses less digits than its factorization.

135376812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20623 (or 20615 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 135376812 is about 11635.1541459492. The cubic root of 135376812 is about 513.4696291074.

The spelling of 135376812 in words is "one hundred thirty-five million, three hundred seventy-six thousand, eight hundred twelve".