14639047 has 2 divisors, whose sum is σ = 14639048. Its totient is φ = 14639046.

The previous prime is 14639039. The next prime is 14639071. The reversal of 14639047 is 74093641.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14639047 - 2³ = 14639039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15639047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7319523 + 7319524.

It is an arithmetic number, because the mean of its divisors is an integer number (7319524).

Almost surely, 2^14639047 is an apocalyptic number.

14639047 is a deficient number, since it is larger than the sum of its proper divisors (1).

14639047 is an equidigital number, since it uses as much as digits as its factorization.

14639047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 14639047 is about 3826.1007566451. The cubic root of 14639047 is about 244.6269318603.

It can be divided in two parts, 146 and 39047, that added together give a palindrome (39193).

The spelling of 14639047 in words is "fourteen million, six hundred thirty-nine thousand, forty-seven".