5189939 has 2 divisors, whose sum is σ = 5189940. Its totient is φ = 5189938.

The previous prime is 5189929. The next prime is 5189957. The reversal of 5189939 is 9399815.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5189939 - 2⁴ = 5189923 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5189939.

It is not a weakly prime, because it can be changed into another prime (5189929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2594969 + 2594970.

It is an arithmetic number, because the mean of its divisors is an integer number (2594970).

Almost surely, 2^5189939 is an apocalyptic number.

5189939 is a deficient number, since it is larger than the sum of its proper divisors (1).

5189939 is an equidigital number, since it uses as much as digits as its factorization.

5189939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 44.

The square root of 5189939 is about 2278.1437619255. The cubic root of 5189939 is about 173.1360151906.

The spelling of 5189939 in words is "five million, one hundred eighty-nine thousand, nine hundred thirty-nine".