14423887 has 2 divisors, whose sum is σ = 14423888. Its totient is φ = 14423886.

The previous prime is 14423879. The next prime is 14423947. The reversal of 14423887 is 78832441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14423887 - 2³ = 14423879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14423867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7211943 + 7211944.

It is an arithmetic number, because the mean of its divisors is an integer number (7211944).

Almost surely, 2^14423887 is an apocalyptic number.

14423887 is a deficient number, since it is larger than the sum of its proper divisors (1).

14423887 is an equidigital number, since it uses as much as digits as its factorization.

14423887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43008, while the sum is 37.

The square root of 14423887 is about 3797.8792766490. The cubic root of 14423887 is about 243.4225291737.

It can be divided in two parts, 1442 and 3887, that added together give a square (5329 = 73²).

The spelling of 14423887 in words is "fourteen million, four hundred twenty-three thousand, eight hundred eighty-seven".