135013665 has 16 divisors (see below), whose sum is σ = 216868608. Its totient is φ = 71725056.

The previous prime is 135013661. The next prime is 135013667. The reversal of 135013665 is 566310531.

It is not a de Polignac number, because 135013665 - 2² = 135013661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135013661) 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, 13657 + ... + 21366.

It is an arithmetic number, because the mean of its divisors is an integer number (13554288).

Almost surely, 2^135013665 is an apocalyptic number.

135013665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135013665 is a deficient number, since it is larger than the sum of its proper divisors (81854943).

135013665 is a wasteful number, since it uses less digits than its factorization.

135013665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35288.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 135013665 is about 11619.5380717135. The cubic root of 135013665 is about 513.0100921756.

The spelling of 135013665 in words is "one hundred thirty-five million, thirteen thousand, six hundred sixty-five".