14351993 has 2 divisors, whose sum is σ = 14351994. Its totient is φ = 14351992.

The previous prime is 14351971. The next prime is 14352001. The reversal of 14351993 is 39915341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13778944 + 573049 = 3712^2 + 757^2 .

It is a cyclic number.

It is not a de Polignac number, because 14351993 - 2⁸ = 14351737 is a prime.

It is not a weakly prime, because it can be changed into another prime (14351903) 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, 7175996 + 7175997.

It is an arithmetic number, because the mean of its divisors is an integer number (7175997).

Almost surely, 2^14351993 is an apocalyptic number.

It is an amenable number.

14351993 is a deficient number, since it is larger than the sum of its proper divisors (1).

14351993 is an equidigital number, since it uses as much as digits as its factorization.

14351993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 35.

The square root of 14351993 is about 3788.4024337443. The cubic root of 14351993 is about 243.0174193116.

The spelling of 14351993 in words is "fourteen million, three hundred fifty-one thousand, nine hundred ninety-three".