5100239 has 2 divisors, whose sum is σ = 5100240. Its totient is φ = 5100238.

The previous prime is 5100229. The next prime is 5100253. The reversal of 5100239 is 9320015.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5100239 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5100239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5100229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550119 + 2550120.

It is an arithmetic number, because the mean of its divisors is an integer number (2550120).

Almost surely, 2^5100239 is an apocalyptic number.

5100239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5100239 is an equidigital number, since it uses as much as digits as its factorization.

5100239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 5100239 is about 2258.3708729967. The cubic root of 5100239 is about 172.1327508597.

The spelling of 5100239 in words is "five million, one hundred thousand, two hundred thirty-nine".