13714639 has 2 divisors, whose sum is σ = 13714640. Its totient is φ = 13714638.

The previous prime is 13714627. The next prime is 13714643. The reversal of 13714639 is 93641731.

13714639 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 is a cyclic number.

It is not a de Polignac number, because 13714639 - 2¹³ = 13706447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13714669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6857319 + 6857320.

It is an arithmetic number, because the mean of its divisors is an integer number (6857320).

Almost surely, 2^13714639 is an apocalyptic number.

13714639 is a deficient number, since it is larger than the sum of its proper divisors (1).

13714639 is an equidigital number, since it uses as much as digits as its factorization.

13714639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 34.

The square root of 13714639 is about 3703.3280978061. The cubic root of 13714639 is about 239.3654475847.

The spelling of 13714639 in words is "thirteen million, seven hundred fourteen thousand, six hundred thirty-nine".