135880635 has 16 divisors (see below), whose sum is σ = 237173760. Its totient is φ = 65881440.

The previous prime is 135880627. The next prime is 135880639. The reversal of 135880635 is 536088531.

It is not a de Polignac number, because 135880635 - 2³ = 135880627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135880593 and 135880602.

It is not an unprimeable number, because it can be changed into a prime (135880639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411595 + ... + 411924.

It is an arithmetic number, because the mean of its divisors is an integer number (14823360).

Almost surely, 2^135880635 is an apocalyptic number.

135880635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135880635 is a deficient number, since it is larger than the sum of its proper divisors (101293125).

135880635 is a wasteful number, since it uses less digits than its factorization.

135880635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823538.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 135880635 is about 11656.7849341060. The cubic root of 135880635 is about 514.1058226100.

The spelling of 135880635 in words is "one hundred thirty-five million, eight hundred eighty thousand, six hundred thirty-five".