111345797 has 2 divisors, whose sum is σ = 111345798. Its totient is φ = 111345796.

The previous prime is 111345749. The next prime is 111345799. The reversal of 111345797 is 797543111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91221601 + 20124196 = 9551^2 + 4486^2 .

It is a cyclic number.

It is not a de Polignac number, because 111345797 - 2¹⁶ = 111280261 is a prime.

Together with 111345799, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111345797.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111345799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55672898 + 55672899.

It is an arithmetic number, because the mean of its divisors is an integer number (55672899).

Almost surely, 2^111345797 is an apocalyptic number.

It is an amenable number.

111345797 is a deficient number, since it is larger than the sum of its proper divisors (1).

111345797 is an equidigital number, since it uses as much as digits as its factorization.

111345797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 38.

The square root of 111345797 is about 10552.0517910025. The cubic root of 111345797 is about 481.0880943644.

The spelling of 111345797 in words is "one hundred eleven million, three hundred forty-five thousand, seven hundred ninety-seven".