14991241039 has 2 divisors, whose sum is σ = 14991241040. Its totient is φ = 14991241038.

The previous prime is 14991241037. The next prime is 14991241061. The reversal of 14991241039 is 93014219941.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (93014219941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14991241039 - 2¹ = 14991241037 is a prime.

Together with 14991241037, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 14991240986 and 14991241004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14991241033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7495620519 + 7495620520.

It is an arithmetic number, because the mean of its divisors is an integer number (7495620520).

Almost surely, 2^14991241039 is an apocalyptic number.

14991241039 is a deficient number, since it is larger than the sum of its proper divisors (1).

14991241039 is an equidigital number, since it uses as much as digits as its factorization.

14991241039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 14991241039 in words is "fourteen billion, nine hundred ninety-one million, two hundred forty-one thousand, thirty-nine".