14044311997 has 2 divisors, whose sum is σ = 14044311998. Its totient is φ = 14044311996.

The previous prime is 14044311989. The next prime is 14044312021. The reversal of 14044311997 is 79911344041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11521660921 + 2522651076 = 107339^2 + 50226^2 .

It is a cyclic number.

It is not a de Polignac number, because 14044311997 - 2³ = 14044311989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14044311977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7022155998 + 7022155999.

It is an arithmetic number, because the mean of its divisors is an integer number (7022155999).

Almost surely, 2^14044311997 is an apocalyptic number.

It is an amenable number.

14044311997 is a deficient number, since it is larger than the sum of its proper divisors (1).

14044311997 is an equidigital number, since it uses as much as digits as its factorization.

14044311997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 43.

It can be divided in two parts, 14044 and 311997, that added together give a square (326041 = 571²).

The spelling of 14044311997 in words is "fourteen billion, forty-four million, three hundred eleven thousand, nine hundred ninety-seven".