111344711 has 2 divisors, whose sum is σ = 111344712. Its totient is φ = 111344710.

The previous prime is 111344683. The next prime is 111344719. The reversal of 111344711 is 117443111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111344711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111344719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55672355 + 55672356.

It is an arithmetic number, because the mean of its divisors is an integer number (55672356).

Almost surely, 2^111344711 is an apocalyptic number.

111344711 is a deficient number, since it is larger than the sum of its proper divisors (1).

111344711 is an equidigital number, since it uses as much as digits as its factorization.

111344711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 336, while the sum is 23.

The square root of 111344711 is about 10552.0003316907. Note that the first 3 decimals coincide. The cubic root of 111344711 is about 481.0865302779.

Adding to 111344711 its reverse (117443111), we get a palindrome (228787822).

The spelling of 111344711 in words is "one hundred eleven million, three hundred forty-four thousand, seven hundred eleven".