135004305451331 has 4 divisors (see below), whose sum is σ = 135133003551000. Its totient is φ = 134875607351664.

The previous prime is 135004305451243. The next prime is 135004305451333. The reversal of 135004305451331 is 133154503400531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135004305451331 is a prime.

It is a super-2 number, since 2×135004305451331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135004305451333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64349048261 + ... + 64349050358.

It is an arithmetic number, because the mean of its divisors is an integer number (33783250887750).

Almost surely, 2^{135004305451331} is an apocalyptic number.

135004305451331 is a deficient number, since it is larger than the sum of its proper divisors (128698099669).

135004305451331 is a wasteful number, since it uses less digits than its factorization.

135004305451331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128698099668.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 135004305451331 its reverse (133154503400531), we get a palindrome (268158808851862).

The spelling of 135004305451331 in words is "one hundred thirty-five trillion, four billion, three hundred five million, four hundred fifty-one thousand, three hundred thirty-one".