135314121056 has 24 divisors (see below), whose sum is σ = 272897231544. Its totient is φ = 66006887680.

The previous prime is 135314121031. The next prime is 135314121113. The reversal of 135314121056 is 650121413531.

It is a super-2 number, since 2×135314121056² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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, 51566570 + ... + 51569193.

It is an arithmetic number, because the mean of its divisors is an integer number (11370717981).

Almost surely, 2^135314121056 is an apocalyptic number.

135314121056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135314121056 is an abundant number, since it is smaller than the sum of its proper divisors (137583110488).

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

135314121056 is a wasteful number, since it uses less digits than its factorization.

135314121056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103135814 (or 103135806 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 135314121056 its reverse (650121413531), we get a palindrome (785435534587).

The spelling of 135314121056 in words is "one hundred thirty-five billion, three hundred fourteen million, one hundred twenty-one thousand, fifty-six".