14004001639 has 2 divisors, whose sum is σ = 14004001640. Its totient is φ = 14004001638.

The previous prime is 14004001633. The next prime is 14004001663. The reversal of 14004001639 is 93610040041.

14004001639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14004001639 - 2²⁵ = 13970447207 is a prime.

It is a super-2 number, since 2×14004001639² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14004001633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7002000819 + 7002000820.

It is an arithmetic number, because the mean of its divisors is an integer number (7002000820).

Almost surely, 2^14004001639 is an apocalyptic number.

14004001639 is a deficient number, since it is larger than the sum of its proper divisors (1).

14004001639 is an equidigital number, since it uses as much as digits as its factorization.

14004001639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 14004001639 in words is "fourteen billion, four million, one thousand, six hundred thirty-nine".