13820299 has 2 divisors, whose sum is σ = 13820300. Its totient is φ = 13820298.

The previous prime is 13820293. The next prime is 13820381. The reversal of 13820299 is 99202831.

13820299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13820299 - 2¹⁷ = 13689227 is a prime.

It is not a weakly prime, because it can be changed into another prime (13820293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6910149 + 6910150.

It is an arithmetic number, because the mean of its divisors is an integer number (6910150).

Almost surely, 2^13820299 is an apocalyptic number.

13820299 is a deficient number, since it is larger than the sum of its proper divisors (1).

13820299 is an equidigital number, since it uses as much as digits as its factorization.

13820299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 13820299 is about 3717.5662737872. The cubic root of 13820299 is about 239.9785802643.

The spelling of 13820299 in words is "thirteen million, eight hundred twenty thousand, two hundred ninety-nine".