135183915 has 24 divisors (see below), whose sum is σ = 248103648. Its totient is φ = 67856640.

The previous prime is 135183863. The next prime is 135183941. The reversal of 135183915 is 519381531.

135183915 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 135183915 - 2⁹ = 135183403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135183915.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87591 + ... + 89120.

It is an arithmetic number, because the mean of its divisors is an integer number (10337652).

Almost surely, 2^135183915 is an apocalyptic number.

135183915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135183915 is a deficient number, since it is larger than the sum of its proper divisors (112919733).

135183915 is a wasteful number, since it uses less digits than its factorization.

135183915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176739 (or 176736 counting only the distinct ones).

The product of its digits is 16200, while the sum is 36.

The square root of 135183915 is about 11626.8617863979. The cubic root of 135183915 is about 513.2256340184.

The spelling of 135183915 in words is "one hundred thirty-five million, one hundred eighty-three thousand, nine hundred fifteen".