14486993 has 2 divisors, whose sum is σ = 14486994. Its totient is φ = 14486992.

The previous prime is 14486971. The next prime is 14486999. The reversal of 14486993 is 39968441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11075584 + 3411409 = 3328^2 + 1847^2 .

It is an emirp because it is prime and its reverse (39968441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14486993 - 2¹⁸ = 14224849 is a prime.

It is not a weakly prime, because it can be changed into another prime (14486999) 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, 7243496 + 7243497.

It is an arithmetic number, because the mean of its divisors is an integer number (7243497).

Almost surely, 2^14486993 is an apocalyptic number.

It is an amenable number.

14486993 is a deficient number, since it is larger than the sum of its proper divisors (1).

14486993 is an equidigital number, since it uses as much as digits as its factorization.

14486993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 44.

The square root of 14486993 is about 3806.1782669759. The cubic root of 14486993 is about 243.7770123033. Note that the first 3 decimals are identical.

The spelling of 14486993 in words is "fourteen million, four hundred eighty-six thousand, nine hundred ninety-three".