14894987 has 2 divisors, whose sum is σ = 14894988. Its totient is φ = 14894986.

The previous prime is 14894981. The next prime is 14895011. The reversal of 14894987 is 78949841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14894987 - 2⁶ = 14894923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14894981) 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, 7447493 + 7447494.

It is an arithmetic number, because the mean of its divisors is an integer number (7447494).

Almost surely, 2^14894987 is an apocalyptic number.

14894987 is a deficient number, since it is larger than the sum of its proper divisors (1).

14894987 is an equidigital number, since it uses as much as digits as its factorization.

14894987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 50.

The square root of 14894987 is about 3859.4024148824. The cubic root of 14894987 is about 246.0443384068.

The spelling of 14894987 in words is "fourteen million, eight hundred ninety-four thousand, nine hundred eighty-seven".