13366799 has 2 divisors, whose sum is σ = 13366800. Its totient is φ = 13366798.

The previous prime is 13366789. The next prime is 13366817. The reversal of 13366799 is 99766331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13366799 - 2⁴ = 13366783 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13366789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6683399 + 6683400.

It is an arithmetic number, because the mean of its divisors is an integer number (6683400).

Almost surely, 2^13366799 is an apocalyptic number.

13366799 is a deficient number, since it is larger than the sum of its proper divisors (1).

13366799 is an equidigital number, since it uses as much as digits as its factorization.

13366799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 183708, while the sum is 44.

The square root of 13366799 is about 3656.0633200206. The cubic root of 13366799 is about 237.3244442255.

The spelling of 13366799 in words is "thirteen million, three hundred sixty-six thousand, seven hundred ninety-nine".