105801799 has 2 divisors, whose sum is σ = 105801800. Its totient is φ = 105801798.

The previous prime is 105801781. The next prime is 105801803. The reversal of 105801799 is 997108501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105801799 - 2¹¹ = 105799751 is a prime.

It is a super-2 number, since 2×105801799² = 22388041343272802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105801739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52900899 + 52900900.

It is an arithmetic number, because the mean of its divisors is an integer number (52900900).

Almost surely, 2^105801799 is an apocalyptic number.

105801799 is a deficient number, since it is larger than the sum of its proper divisors (1).

105801799 is an equidigital number, since it uses as much as digits as its factorization.

105801799 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 105801799 is about 10286.0001458293. Note that the first 3 decimals coincide. The cubic root of 105801799 is about 472.9671931560.

The spelling of 105801799 in words is "one hundred five million, eight hundred one thousand, seven hundred ninety-nine".