111593201 has 2 divisors, whose sum is σ = 111593202. Its totient is φ = 111593200.

The previous prime is 111593177. The next prime is 111593203. The reversal of 111593201 is 102395111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93103201 + 18490000 = 9649^2 + 4300^2 .

It is a cyclic number.

It is not a de Polignac number, because 111593201 - 2¹⁰ = 111592177 is a prime.

Together with 111593203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (111593203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55796600 + 55796601.

It is an arithmetic number, because the mean of its divisors is an integer number (55796601).

Almost surely, 2^111593201 is an apocalyptic number.

It is an amenable number.

111593201 is a deficient number, since it is larger than the sum of its proper divisors (1).

111593201 is an equidigital number, since it uses as much as digits as its factorization.

111593201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 23.

The square root of 111593201 is about 10563.7683143848. The cubic root of 111593201 is about 481.4441475386. Note that the first 3 decimals are identical.

The spelling of 111593201 in words is "one hundred eleven million, five hundred ninety-three thousand, two hundred one".