111351043 has 2 divisors, whose sum is σ = 111351044. Its totient is φ = 111351042.

The previous prime is 111351011. The next prime is 111351059. The reversal of 111351043 is 340153111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111351043 - 2⁵ = 111351011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111351043.

It is not a weakly prime, because it can be changed into another prime (111351943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55675521 + 55675522.

It is an arithmetic number, because the mean of its divisors is an integer number (55675522).

Almost surely, 2^111351043 is an apocalyptic number.

111351043 is a deficient number, since it is larger than the sum of its proper divisors (1).

111351043 is an equidigital number, since it uses as much as digits as its factorization.

111351043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 111351043 is about 10552.3003653232. The cubic root of 111351043 is about 481.0956496519.

The spelling of 111351043 in words is "one hundred eleven million, three hundred fifty-one thousand, forty-three".