14814431 has 2 divisors, whose sum is σ = 14814432. Its totient is φ = 14814430.

The previous prime is 14814427. The next prime is 14814451. The reversal of 14814431 is 13441841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14814431 - 2² = 14814427 is a prime.

It is a super-2 number, since 2×14814431² = 438934731707522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14814431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14814451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7407215 + 7407216.

It is an arithmetic number, because the mean of its divisors is an integer number (7407216).

Almost surely, 2^14814431 is an apocalyptic number.

14814431 is a deficient number, since it is larger than the sum of its proper divisors (1).

14814431 is an equidigital number, since it uses as much as digits as its factorization.

14814431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 26.

The square root of 14814431 is about 3848.9519352676. The cubic root of 14814431 is about 245.5999789122.

The spelling of 14814431 in words is "fourteen million, eight hundred fourteen thousand, four hundred thirty-one".