14739997 has 2 divisors, whose sum is σ = 14739998. Its totient is φ = 14739996.

The previous prime is 14739983. The next prime is 14740007. The reversal of 14739997 is 79993741.

It is a happy number.

14739997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14584761 + 155236 = 3819^2 + 394^2 .

It is a cyclic number.

It is not a de Polignac number, because 14739997 - 2¹⁵ = 14707229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14739997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14739937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7369998 + 7369999.

It is an arithmetic number, because the mean of its divisors is an integer number (7369999).

Almost surely, 2^14739997 is an apocalyptic number.

It is an amenable number.

14739997 is a deficient number, since it is larger than the sum of its proper divisors (1).

14739997 is an equidigital number, since it uses as much as digits as its factorization.

14739997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 428652, while the sum is 49.

The square root of 14739997 is about 3839.2703733913. The cubic root of 14739997 is about 245.1879551737.

The spelling of 14739997 in words is "fourteen million, seven hundred thirty-nine thousand, nine hundred ninety-seven".