5099987 has 2 divisors, whose sum is σ = 5099988. Its totient is φ = 5099986.

The previous prime is 5099981. The next prime is 5099989. The reversal of 5099987 is 7899905.

5099987 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5099987 - 2¹⁶ = 5034451 is a prime.

Together with 5099989, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5099981) 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, 2549993 + 2549994.

It is an arithmetic number, because the mean of its divisors is an integer number (2549994).

Almost surely, 2^5099987 is an apocalyptic number.

5099987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5099987 is an equidigital number, since it uses as much as digits as its factorization.

5099987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 47.

The square root of 5099987 is about 2258.3150798770. The cubic root of 5099987 is about 172.1299158182.

The spelling of 5099987 in words is "five million, ninety-nine thousand, nine hundred eighty-seven".