14486639 has 2 divisors, whose sum is σ = 14486640. Its totient is φ = 14486638.

The previous prime is 14486629. The next prime is 14486651. The reversal of 14486639 is 93668441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14486639 - 2⁸ = 14486383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14486596 and 14486605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14486609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7243319 + 7243320.

It is an arithmetic number, because the mean of its divisors is an integer number (7243320).

Almost surely, 2^14486639 is an apocalyptic number.

14486639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14486639 is an equidigital number, since it uses as much as digits as its factorization.

14486639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 41.

The square root of 14486639 is about 3806.1317633524. The cubic root of 14486639 is about 243.7750266655.

The spelling of 14486639 in words is "fourteen million, four hundred eighty-six thousand, six hundred thirty-nine".