111775793 has 2 divisors, whose sum is σ = 111775794. Its totient is φ = 111775792.

The previous prime is 111775771. The next prime is 111775813. The reversal of 111775793 is 397577111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111154849 + 620944 = 10543^2 + 788^2 .

It is a cyclic number.

It is not a de Polignac number, because 111775793 - 2¹⁰ = 111774769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111775793.

It is not a weakly prime, because it can be changed into another prime (111775733) 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, 55887896 + 55887897.

It is an arithmetic number, because the mean of its divisors is an integer number (55887897).

Almost surely, 2^111775793 is an apocalyptic number.

It is an amenable number.

111775793 is a deficient number, since it is larger than the sum of its proper divisors (1).

111775793 is an equidigital number, since it uses as much as digits as its factorization.

111775793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46305, while the sum is 41.

The square root of 111775793 is about 10572.4071525836. The cubic root of 111775793 is about 481.7065886992.

The spelling of 111775793 in words is "one hundred eleven million, seven hundred seventy-five thousand, seven hundred ninety-three".