135341475129 has 84 divisors (see below), whose sum is σ = 236365009920. Its totient is φ = 77234517360.

The previous prime is 135341475121. The next prime is 135341475161. The reversal of 135341475129 is 921574143531.

135341475129 is a `hidden beast` number, since 1 + 3 + 53 + 4 + 1 + 475 + 129 = 666.

It is not a de Polignac number, because 135341475129 - 2³ = 135341475121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135341475121) by changing a digit.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 32539752 + ... + 32543910.

Almost surely, 2^135341475129 is an apocalyptic number.

It is an amenable number.

135341475129 is a deficient number, since it is larger than the sum of its proper divisors (101023534791).

135341475129 is an frugal number, since it uses more digits than its factorization.

135341475129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5102 (or 5080 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 135341475129 in words is "one hundred thirty-five billion, three hundred forty-one million, four hundred seventy-five thousand, one hundred twenty-nine".