14204443997 has 2 divisors, whose sum is σ = 14204443998. Its totient is φ = 14204443996.

The previous prime is 14204443987. The next prime is 14204444021. The reversal of 14204443997 is 79934440241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12740539876 + 1463904121 = 112874^2 + 38261^2 .

It is a cyclic number.

It is not a de Polignac number, because 14204443997 - 2³² = 9909476701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14204443907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7102221998 + 7102221999.

It is an arithmetic number, because the mean of its divisors is an integer number (7102221999).

Almost surely, 2^14204443997 is an apocalyptic number.

It is an amenable number.

14204443997 is a deficient number, since it is larger than the sum of its proper divisors (1).

14204443997 is an equidigital number, since it uses as much as digits as its factorization.

14204443997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 14204443997 in words is "fourteen billion, two hundred four million, four hundred forty-three thousand, nine hundred ninety-seven".