135434005243451 has 32 divisors (see below), whose sum is σ = 147805460275200. Its totient is φ = 123623959501440.

The previous prime is 135434005243307. The next prime is 135434005243477. The reversal of 135434005243451 is 154342500434531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135434005243451 is a prime.

It is a super-2 number, since 2×135434005243451² (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 (135434005243951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178929845 + ... + 179685161.

It is an arithmetic number, because the mean of its divisors is an integer number (4618920633600).

Almost surely, 2^{135434005243451} is an apocalyptic number.

135434005243451 is a deficient number, since it is larger than the sum of its proper divisors (12371455031749).

135434005243451 is a wasteful number, since it uses less digits than its factorization.

135434005243451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756699.

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 135434005243451 its reverse (154342500434531), we get a palindrome (289776505677982).

The spelling of 135434005243451 in words is "one hundred thirty-five trillion, four hundred thirty-four billion, five million, two hundred forty-three thousand, four hundred fifty-one".