13427983 has 2 divisors, whose sum is σ = 13427984. Its totient is φ = 13427982.

The previous prime is 13427971. The next prime is 13428049. The reversal of 13427983 is 38972431.

It is a weak prime.

It is an emirp because it is prime and its reverse (38972431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13427983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13427933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6713991 + 6713992.

It is an arithmetic number, because the mean of its divisors is an integer number (6713992).

Almost surely, 2^13427983 is an apocalyptic number.

13427983 is a deficient number, since it is larger than the sum of its proper divisors (1).

13427983 is an equidigital number, since it uses as much as digits as its factorization.

13427983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 13427983 is about 3664.4212367030. The cubic root of 13427983 is about 237.6859957602.

The spelling of 13427983 in words is "thirteen million, four hundred twenty-seven thousand, nine hundred eighty-three".