6193139 has 4 divisors (see below), whose sum is σ = 6203856. Its totient is φ = 6182424.

The previous prime is 6193133. The next prime is 6193157. The reversal of 6193139 is 9313916.

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 6193139 - 2⁴ = 6193123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6193133) 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, 4439 + ... + 5664.

It is an arithmetic number, because the mean of its divisors is an integer number (1550964).

Almost surely, 2^6193139 is an apocalyptic number.

6193139 is a deficient number, since it is larger than the sum of its proper divisors (10717).

6193139 is a wasteful number, since it uses less digits than its factorization.

6193139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10716.

The product of its digits is 4374, while the sum is 32.

The square root of 6193139 is about 2488.6018162816. The cubic root of 6193139 is about 183.6412650526.

The spelling of 6193139 in words is "six million, one hundred ninety-three thousand, one hundred thirty-nine".