6359987 has 2 divisors, whose sum is σ = 6359988. Its totient is φ = 6359986.

The previous prime is 6359981. The next prime is 6360031. The reversal of 6359987 is 7899536.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6359987 - 2¹⁶ = 6294451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6359981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3179993 + 3179994.

It is an arithmetic number, because the mean of its divisors is an integer number (3179994).

Almost surely, 2^6359987 is an apocalyptic number.

6359987 is a deficient number, since it is larger than the sum of its proper divisors (1).

6359987 is an equidigital number, since it uses as much as digits as its factorization.

6359987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 47.

The square root of 6359987 is about 2521.9014651647. The cubic root of 6359987 is about 185.2758193976.

The spelling of 6359987 in words is "six million, three hundred fifty-nine thousand, nine hundred eighty-seven".