111743741 has 2 divisors, whose sum is σ = 111743742. Its totient is φ = 111743740.

The previous prime is 111743717. The next prime is 111743743. The reversal of 111743741 is 147347111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111218116 + 525625 = 10546^2 + 725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111743741 is a prime.

Together with 111743743, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111743743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55871870 + 55871871.

It is an arithmetic number, because the mean of its divisors is an integer number (55871871).

Almost surely, 2^111743741 is an apocalyptic number.

It is an amenable number.

111743741 is a deficient number, since it is larger than the sum of its proper divisors (1).

111743741 is an equidigital number, since it uses as much as digits as its factorization.

111743741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2352, while the sum is 29.

The square root of 111743741 is about 10570.8912112461. The cubic root of 111743741 is about 481.6605407575.

The spelling of 111743741 in words is "one hundred eleven million, seven hundred forty-three thousand, seven hundred forty-one".