14814812962921 has 2 divisors, whose sum is σ = 14814812962922. Its totient is φ = 14814812962920.

The previous prime is 14814812962909. The next prime is 14814812963047. The reversal of 14814812962921 is 12926921841841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11254179825625 + 3560633137296 = 3354725^2 + 1886964^2 .

It is a cyclic number.

It is not a de Polignac number, because 14814812962921 - 2¹⁹ = 14814812438633 is a prime.

It is not a weakly prime, because it can be changed into another prime (14814872962921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7407406481460 + 7407406481461.

It is an arithmetic number, because the mean of its divisors is an integer number (7407406481461).

Almost surely, 2^{14814812962921} is an apocalyptic number.

It is an amenable number.

14814812962921 is a deficient number, since it is larger than the sum of its proper divisors (1).

14814812962921 is an equidigital number, since it uses as much as digits as its factorization.

14814812962921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3981312, while the sum is 58.

The spelling of 14814812962921 in words is "fourteen trillion, eight hundred fourteen billion, eight hundred twelve million, nine hundred sixty-two thousand, nine hundred twenty-one".