7136138 has 8 divisors (see below), whose sum is σ = 11049600. Its totient is φ = 3452940.

The previous prime is 7136131. The next prime is 7136161. The reversal of 7136138 is 8316317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 7136138.

It is not an unprimeable number, because it can be changed into a prime (7136131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57488 + ... + 57611.

It is an arithmetic number, because the mean of its divisors is an integer number (1381200).

Almost surely, 2^7136138 is an apocalyptic number.

7136138 is a deficient number, since it is larger than the sum of its proper divisors (3913462).

7136138 is a wasteful number, since it uses less digits than its factorization.

7136138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115132.

The product of its digits is 3024, while the sum is 29.

The square root of 7136138 is about 2671.3550868426. The cubic root of 7136138 is about 192.5252724451.

The spelling of 7136138 in words is "seven million, one hundred thirty-six thousand, one hundred thirty-eight".