5158999 has 2 divisors, whose sum is σ = 5159000. Its totient is φ = 5158998.

The previous prime is 5158991. The next prime is 5159023. The reversal of 5158999 is 9998515.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5158999 - 2³ = 5158991 is a prime.

It is a Chen prime.

It is an Ulam number.

5158999 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5158991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2579499 + 2579500.

It is an arithmetic number, because the mean of its divisors is an integer number (2579500).

Almost surely, 2^5158999 is an apocalyptic number.

5158999 is a deficient number, since it is larger than the sum of its proper divisors (1).

5158999 is an equidigital number, since it uses as much as digits as its factorization.

5158999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145800, while the sum is 46.

The square root of 5158999 is about 2271.3429947940. The cubic root of 5158999 is about 172.7912771196.

The spelling of 5158999 in words is "five million, one hundred fifty-eight thousand, nine hundred ninety-nine".