111423343 has 2 divisors, whose sum is σ = 111423344. Its totient is φ = 111423342.

The previous prime is 111423251. The next prime is 111423401. The reversal of 111423343 is 343324111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111423343 - 2²⁵ = 77868911 is a prime.

It is a super-2 number, since 2×111423343² = 24830322730591298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111423643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55711671 + 55711672.

It is an arithmetic number, because the mean of its divisors is an integer number (55711672).

Almost surely, 2^111423343 is an apocalyptic number.

111423343 is a deficient number, since it is larger than the sum of its proper divisors (1).

111423343 is an equidigital number, since it uses as much as digits as its factorization.

111423343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864, while the sum is 22.

The square root of 111423343 is about 10555.7256027239. The cubic root of 111423343 is about 481.1997519247.

Adding to 111423343 its reverse (343324111), we get a palindrome (454747454).

The spelling of 111423343 in words is "one hundred eleven million, four hundred twenty-three thousand, three hundred forty-three".