13632943 has 2 divisors, whose sum is σ = 13632944. Its totient is φ = 13632942.

The previous prime is 13632917. The next prime is 13632947. The reversal of 13632943 is 34923631.

It is a strong prime.

It is an emirp because it is prime and its reverse (34923631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13632943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13632947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6816471 + 6816472.

It is an arithmetic number, because the mean of its divisors is an integer number (6816472).

Almost surely, 2^13632943 is an apocalyptic number.

13632943 is a deficient number, since it is larger than the sum of its proper divisors (1).

13632943 is an equidigital number, since it uses as much as digits as its factorization.

13632943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

The square root of 13632943 is about 3692.2815439779. The cubic root of 13632943 is about 238.8892129635.

The spelling of 13632943 in words is "thirteen million, six hundred thirty-two thousand, nine hundred forty-three".