111382361 has 2 divisors, whose sum is σ = 111382362. Its totient is φ = 111382360.

The previous prime is 111382331. The next prime is 111382367. The reversal of 111382361 is 163283111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96904336 + 14478025 = 9844^2 + 3805^2 .

It is a cyclic number.

It is not a de Polignac number, because 111382361 - 2¹⁰ = 111381337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111382361.

It is not a weakly prime, because it can be changed into another prime (111382367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55691180 + 55691181.

It is an arithmetic number, because the mean of its divisors is an integer number (55691181).

Almost surely, 2^111382361 is an apocalyptic number.

It is an amenable number.

111382361 is a deficient number, since it is larger than the sum of its proper divisors (1).

111382361 is an equidigital number, since it uses as much as digits as its factorization.

111382361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 26.

The square root of 111382361 is about 10553.7842028345. The cubic root of 111382361 is about 481.1407488889.

The spelling of 111382361 in words is "one hundred eleven million, three hundred eighty-two thousand, three hundred sixty-one".