14921873 has 2 divisors, whose sum is σ = 14921874. Its totient is φ = 14921872.

The previous prime is 14921861. The next prime is 14921887. The reversal of 14921873 is 37812941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14227984 + 693889 = 3772^2 + 833^2 .

It is a cyclic number.

It is not a de Polignac number, because 14921873 - 2¹⁴ = 14905489 is a prime.

It is not a weakly prime, because it can be changed into another prime (14921843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7460936 + 7460937.

It is an arithmetic number, because the mean of its divisors is an integer number (7460937).

Almost surely, 2^14921873 is an apocalyptic number.

It is an amenable number.

14921873 is a deficient number, since it is larger than the sum of its proper divisors (1).

14921873 is an equidigital number, since it uses as much as digits as its factorization.

14921873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 35.

The square root of 14921873 is about 3862.8840262167. The cubic root of 14921873 is about 246.1922891206.

It can be divided in two parts, 149 and 21873, that added together give a palindrome (22022).

The spelling of 14921873 in words is "fourteen million, nine hundred twenty-one thousand, eight hundred seventy-three".