135434451 has 32 divisors (see below), whose sum is σ = 195747840. Its totient is φ = 83026944.

The previous prime is 135434449. The next prime is 135434459. The reversal of 135434451 is 154434531.

It is not a de Polignac number, because 135434451 - 2¹ = 135434449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135434459) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383491 + ... + 383843.

It is an arithmetic number, because the mean of its divisors is an integer number (6117120).

Almost surely, 2^135434451 is an apocalyptic number.

135434451 is a deficient number, since it is larger than the sum of its proper divisors (60313389).

135434451 is a wasteful number, since it uses less digits than its factorization.

135434451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555.

The product of its digits is 14400, while the sum is 30.

The square root of 135434451 is about 11637.6308155913. The cubic root of 135434451 is about 513.5424916018.

Adding to 135434451 its reverse (154434531), we get a palindrome (289868982).

The spelling of 135434451 in words is "one hundred thirty-five million, four hundred thirty-four thousand, four hundred fifty-one".