16012987 has 2 divisors, whose sum is σ = 16012988. Its totient is φ = 16012986.

The previous prime is 16012981. The next prime is 16012993. The reversal of 16012987 is 78921061.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (16012981) and next prime (16012993).

It is a cyclic number.

It is not a de Polignac number, because 16012987 - 2⁷ = 16012859 is a prime.

16012987 is a modest number, since divided by 12987 gives 16 as remainder.

It is not a weakly prime, because it can be changed into another prime (16012981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8006493 + 8006494.

It is an arithmetic number, because the mean of its divisors is an integer number (8006494).

Almost surely, 2^16012987 is an apocalyptic number.

16012987 is a deficient number, since it is larger than the sum of its proper divisors (1).

16012987 is an equidigital number, since it uses as much as digits as its factorization.

16012987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 16012987 is about 4001.6230457153. The cubic root of 16012987 is about 252.0523690188.

The spelling of 16012987 in words is "sixteen million, twelve thousand, nine hundred eighty-seven".