5042189 has 2 divisors, whose sum is σ = 5042190. Its totient is φ = 5042188.

The previous prime is 5042179. The next prime is 5042203. The reversal of 5042189 is 9812405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5026564 + 15625 = 2242^2 + 125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5042189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5042179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2521094 + 2521095.

It is an arithmetic number, because the mean of its divisors is an integer number (2521095).

Almost surely, 2^5042189 is an apocalyptic number.

It is an amenable number.

5042189 is a deficient number, since it is larger than the sum of its proper divisors (1).

5042189 is an equidigital number, since it uses as much as digits as its factorization.

5042189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 5042189 is about 2245.4819081881. The cubic root of 5042189 is about 171.4771960942.

The spelling of 5042189 in words is "five million, forty-two thousand, one hundred eighty-nine".