10815799 has 2 divisors, whose sum is σ = 10815800. Its totient is φ = 10815798.

The previous prime is 10815767. The next prime is 10815809. The reversal of 10815799 is 99751801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10815799 - 2⁵ = 10815767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10815709) 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, 5407899 + 5407900.

It is an arithmetic number, because the mean of its divisors is an integer number (5407900).

Almost surely, 2^10815799 is an apocalyptic number.

10815799 is a deficient number, since it is larger than the sum of its proper divisors (1).

10815799 is an equidigital number, since it uses as much as digits as its factorization.

10815799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 40.

The square root of 10815799 is about 3288.7382078846. The cubic root of 10815799 is about 221.1496226130.

The spelling of 10815799 in words is "ten million, eight hundred fifteen thousand, seven hundred ninety-nine".