6113139 has 4 divisors (see below), whose sum is σ = 8150856. Its totient is φ = 4075424.

The previous prime is 6113137. The next prime is 6113161. The reversal of 6113139 is 9313116.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6113139 - 2¹ = 6113137 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (6113137) 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, 1018854 + ... + 1018859.

It is an arithmetic number, because the mean of its divisors is an integer number (2037714).

Almost surely, 2^6113139 is an apocalyptic number.

6113139 is a deficient number, since it is larger than the sum of its proper divisors (2037717).

6113139 is a wasteful number, since it uses less digits than its factorization.

6113139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037716.

The product of its digits is 486, while the sum is 24.

The square root of 6113139 is about 2472.4762890673. The cubic root of 6113139 is about 182.8471057142.

The spelling of 6113139 in words is "six million, one hundred thirteen thousand, one hundred thirty-nine".