13276993 has 2 divisors, whose sum is σ = 13276994. Its totient is φ = 13276992.

The previous prime is 13276987. The next prime is 13276997. The reversal of 13276993 is 39967231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7745089 + 5531904 = 2783^2 + 2352^2 .

It is an emirp because it is prime and its reverse (39967231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13276993 - 2¹⁷ = 13145921 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (13276997) 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, 6638496 + 6638497.

It is an arithmetic number, because the mean of its divisors is an integer number (6638497).

Almost surely, 2^13276993 is an apocalyptic number.

It is an amenable number.

13276993 is a deficient number, since it is larger than the sum of its proper divisors (1).

13276993 is an equidigital number, since it uses as much as digits as its factorization.

13276993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236, while the sum is 40.

The square root of 13276993 is about 3643.7608318878. The cubic root of 13276993 is about 236.7917545008.

The spelling of 13276993 in words is "thirteen million, two hundred seventy-six thousand, nine hundred ninety-three".