13949305567 has 2 divisors, whose sum is σ = 13949305568. Its totient is φ = 13949305566.

The previous prime is 13949305543. The next prime is 13949305589. The reversal of 13949305567 is 76550394931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13949305567 - 2²³ = 13940916959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13949305367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6974652783 + 6974652784.

It is an arithmetic number, because the mean of its divisors is an integer number (6974652784).

Almost surely, 2^13949305567 is an apocalyptic number.

13949305567 is a deficient number, since it is larger than the sum of its proper divisors (1).

13949305567 is an equidigital number, since it uses as much as digits as its factorization.

13949305567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3061800, while the sum is 52.

The spelling of 13949305567 in words is "thirteen billion, nine hundred forty-nine million, three hundred five thousand, five hundred sixty-seven".