135351311025 has 96 divisors (see below), whose sum is σ = 271805103360. Its totient is φ = 58017669120.

The previous prime is 135351310993. The next prime is 135351311027. The reversal of 135351311025 is 520113153531.

It is not a de Polignac number, because 135351311025 - 2⁵ = 135351310993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135351310983 and 135351311001.

It is not an unprimeable number, because it can be changed into a prime (135351311027) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2372637 + ... + 2429013.

It is an arithmetic number, because the mean of its divisors is an integer number (2831303160).

Almost surely, 2^135351311025 is an apocalyptic number.

135351311025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135351311025 is an abundant number, since it is smaller than the sum of its proper divisors (136453792335).

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

135351311025 is a wasteful number, since it uses less digits than its factorization.

135351311025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56683 (or 56678 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 30.

Adding to 135351311025 its reverse (520113153531), we get a palindrome (655464464556).

The spelling of 135351311025 in words is "one hundred thirty-five billion, three hundred fifty-one million, three hundred eleven thousand, twenty-five".