135509995 has 16 divisors (see below), whose sum is σ = 171649440. Its totient is φ = 102415104.

The previous prime is 135509971. The next prime is 135510007. The reversal of 135509995 is 599905531.

It is a cyclic number.

It is not a de Polignac number, because 135509995 - 2⁵ = 135509963 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35919 + ... + 39511.

It is an arithmetic number, because the mean of its divisors is an integer number (10728090).

Almost surely, 2^135509995 is an apocalyptic number.

135509995 is a deficient number, since it is larger than the sum of its proper divisors (36139445).

135509995 is a wasteful number, since it uses less digits than its factorization.

135509995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014.

The product of its (nonzero) digits is 273375, while the sum is 46.

The square root of 135509995 is about 11640.8760409172. The cubic root of 135509995 is about 513.6379568318.

The spelling of 135509995 in words is "one hundred thirty-five million, five hundred nine thousand, nine hundred ninety-five".