6135138 has 24 divisors (see below), whose sum is σ = 13993200. Its totient is φ = 1937304.

The previous prime is 6135133. The next prime is 6135161. The reversal of 6135138 is 8315316.

It is not an unprimeable number, because it can be changed into a prime (6135131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8628 + ... + 9311.

It is an arithmetic number, because the mean of its divisors is an integer number (583050).

Almost surely, 2^6135138 is an apocalyptic number.

6135138 is an abundant number, since it is smaller than the sum of its proper divisors (7858062).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6135138 is a wasteful number, since it uses less digits than its factorization.

6135138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17966 (or 17963 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 6135138 is about 2476.9210726222. The cubic root of 6135138 is about 183.0661769081.

The spelling of 6135138 in words is "six million, one hundred thirty-five thousand, one hundred thirty-eight".