14412313621 has 2 divisors, whose sum is σ = 14412313622. Its totient is φ = 14412313620.

The previous prime is 14412313589. The next prime is 14412313627. The reversal of 14412313621 is 12631321441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13967694225 + 444619396 = 118185^2 + 21086^2 .

It is a cyclic number.

It is not a de Polignac number, because 14412313621 - 2⁵ = 14412313589 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14412313621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14412313627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7206156810 + 7206156811.

It is an arithmetic number, because the mean of its divisors is an integer number (7206156811).

Almost surely, 2^14412313621 is an apocalyptic number.

It is an amenable number.

14412313621 is a deficient number, since it is larger than the sum of its proper divisors (1).

14412313621 is an equidigital number, since it uses as much as digits as its factorization.

14412313621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The spelling of 14412313621 in words is "fourteen billion, four hundred twelve million, three hundred thirteen thousand, six hundred twenty-one".