5000999987 has 2 divisors, whose sum is σ = 5000999988. Its totient is φ = 5000999986.

The previous prime is 5000999959. The next prime is 5001000029. The reversal of 5000999987 is 7899990005.

5000999987 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5000999987 is a prime.

It is not a weakly prime, because it can be changed into another prime (5000099987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500499993 + 2500499994.

It is an arithmetic number, because the mean of its divisors is an integer number (2500499994).

Almost surely, 2^5000999987 is an apocalyptic number.

5000999987 is a deficient number, since it is larger than the sum of its proper divisors (1).

5000999987 is an equidigital number, since it uses as much as digits as its factorization.

5000999987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1837080, while the sum is 56.

The square root of 5000999987 is about 70717.7487410339. The cubic root of 5000999987 is about 1710.0899359923.

The spelling of 5000999987 in words is "five billion, nine hundred ninety-nine thousand, nine hundred eighty-seven".