13343239993 has 2 divisors, whose sum is σ = 13343239994. Its totient is φ = 13343239992.

The previous prime is 13343239969. The next prime is 13343239997. The reversal of 13343239993 is 39993234331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8051113984 + 5292126009 = 89728^2 + 72747^2 .

It is a cyclic number.

It is not a de Polignac number, because 13343239993 - 2¹³ = 13343231801 is a prime.

It is not a weakly prime, because it can be changed into another prime (13343239997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6671619996 + 6671619997.

It is an arithmetic number, because the mean of its divisors is an integer number (6671619997).

Almost surely, 2^13343239993 is an apocalyptic number.

It is an amenable number.

13343239993 is a deficient number, since it is larger than the sum of its proper divisors (1).

13343239993 is an equidigital number, since it uses as much as digits as its factorization.

13343239993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1417176, while the sum is 49.

The spelling of 13343239993 in words is "thirteen billion, three hundred forty-three million, two hundred thirty-nine thousand, nine hundred ninety-three".