14437987 has 2 divisors, whose sum is σ = 14437988. Its totient is φ = 14437986.

The previous prime is 14437979. The next prime is 14437991. The reversal of 14437987 is 78973441.

It is a strong prime.

It is an emirp because it is prime and its reverse (78973441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14437987 - 2³ = 14437979 is a prime.

It is a super-2 number, since 2×14437987² = 416910937224338, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14437957) 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, 7218993 + 7218994.

It is an arithmetic number, because the mean of its divisors is an integer number (7218994).

Almost surely, 2^14437987 is an apocalyptic number.

14437987 is a deficient number, since it is larger than the sum of its proper divisors (1).

14437987 is an equidigital number, since it uses as much as digits as its factorization.

14437987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 43.

The square root of 14437987 is about 3799.7351223473. The cubic root of 14437987 is about 243.5018221750.

The spelling of 14437987 in words is "fourteen million, four hundred thirty-seven thousand, nine hundred eighty-seven".