14313553021 has 2 divisors, whose sum is σ = 14313553022. Its totient is φ = 14313553020.

The previous prime is 14313552941. The next prime is 14313553049. The reversal of 14313553021 is 12035531341.

It is a happy number.

It is an a-pointer prime, because the next prime (14313553049) can be obtained adding 14313553021 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13516620121 + 796932900 = 116261^2 + 28230^2 .

It is a cyclic number.

It is not a de Polignac number, because 14313553021 - 2¹⁹ = 14313028733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14313553321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7156776510 + 7156776511.

It is an arithmetic number, because the mean of its divisors is an integer number (7156776511).

Almost surely, 2^14313553021 is an apocalyptic number.

It is an amenable number.

14313553021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14313553021 is an equidigital number, since it uses as much as digits as its factorization.

14313553021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 14313553021 in words is "fourteen billion, three hundred thirteen million, five hundred fifty-three thousand, twenty-one".