6124999987 has 2 divisors, whose sum is σ = 6124999988. Its totient is φ = 6124999986.

The previous prime is 6124999967. The next prime is 6125000039. The reversal of 6124999987 is 7899994216.

6124999987 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 not a de Polignac number, because 6124999987 - 2¹⁹ = 6124475699 is a prime.

It is not a weakly prime, because it can be changed into another prime (6124999927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3062499993 + 3062499994.

It is an arithmetic number, because the mean of its divisors is an integer number (3062499994).

Almost surely, 2^6124999987 is an apocalyptic number.

6124999987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6124999987 is an equidigital number, since it uses as much as digits as its factorization.

6124999987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17635968, while the sum is 64.

The square root of 6124999987 is about 78262.3791294387. The cubic root of 6124999987 is about 1829.6528537170.

The spelling of 6124999987 in words is "six billion, one hundred twenty-four million, nine hundred ninety-nine thousand, nine hundred eighty-seven".