111414155543 has 2 divisors, whose sum is σ = 111414155544. Its totient is φ = 111414155542.

The previous prime is 111414155513. The next prime is 111414155549. The reversal of 111414155543 is 345551414111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111414155543 - 2⁸ = 111414155287 is a prime.

It is a super-2 number, since 2×111414155543² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111414155549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55707077771 + 55707077772.

It is an arithmetic number, because the mean of its divisors is an integer number (55707077772).

Almost surely, 2^111414155543 is an apocalyptic number.

111414155543 is a deficient number, since it is larger than the sum of its proper divisors (1).

111414155543 is an equidigital number, since it uses as much as digits as its factorization.

111414155543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24000, while the sum is 35.

Adding to 111414155543 its reverse (345551414111), we get a palindrome (456965569654).

The spelling of 111414155543 in words is "one hundred eleven billion, four hundred fourteen million, one hundred fifty-five thousand, five hundred forty-three".