13964767 has 2 divisors, whose sum is σ = 13964768. Its totient is φ = 13964766.

The previous prime is 13964761. The next prime is 13964771. The reversal of 13964767 is 76746931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13964767 - 2³ = 13964759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13964761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6982383 + 6982384.

It is an arithmetic number, because the mean of its divisors is an integer number (6982384).

Almost surely, 2^13964767 is an apocalyptic number.

13964767 is a deficient number, since it is larger than the sum of its proper divisors (1).

13964767 is an equidigital number, since it uses as much as digits as its factorization.

13964767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512, while the sum is 43.

The square root of 13964767 is about 3736.9462131532. The cubic root of 13964767 is about 240.8118743294.

The spelling of 13964767 in words is "thirteen million, nine hundred sixty-four thousand, seven hundred sixty-seven".