14933987 has 2 divisors, whose sum is σ = 14933988. Its totient is φ = 14933986.

The previous prime is 14933983. The next prime is 14933993. The reversal of 14933987 is 78933941.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14933987 - 2² = 14933983 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14933983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7466993 + 7466994.

It is an arithmetic number, because the mean of its divisors is an integer number (7466994).

Almost surely, 2^14933987 is an apocalyptic number.

14933987 is a deficient number, since it is larger than the sum of its proper divisors (1).

14933987 is an equidigital number, since it uses as much as digits as its factorization.

14933987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 44.

The square root of 14933987 is about 3864.4517075518. The cubic root of 14933987 is about 246.2588930627.

The spelling of 14933987 in words is "fourteen million, nine hundred thirty-three thousand, nine hundred eighty-seven".