14272429 has 2 divisors, whose sum is σ = 14272430. Its totient is φ = 14272428.

The previous prime is 14272403. The next prime is 14272441. The reversal of 14272429 is 92427241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11744329 + 2528100 = 3427^2 + 1590^2 .

It is an emirp because it is prime and its reverse (92427241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14272429 - 2⁷ = 14272301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14272429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14272459) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7136214 + 7136215.

It is an arithmetic number, because the mean of its divisors is an integer number (7136215).

Almost surely, 2^14272429 is an apocalyptic number.

It is an amenable number.

14272429 is a deficient number, since it is larger than the sum of its proper divisors (1).

14272429 is an equidigital number, since it uses as much as digits as its factorization.

14272429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 31.

The square root of 14272429 is about 3777.8868431969. The cubic root of 14272429 is about 242.5675101656.

The spelling of 14272429 in words is "fourteen million, two hundred seventy-two thousand, four hundred twenty-nine".