111400141 has 2 divisors, whose sum is σ = 111400142. Its totient is φ = 111400140.

The previous prime is 111400129. The next prime is 111400147. The reversal of 111400141 is 141004111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111386916 + 13225 = 10554^2 + 115^2 .

It is a cyclic number.

It is not a de Polignac number, because 111400141 - 2⁷ = 111400013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111400147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55700070 + 55700071.

It is an arithmetic number, because the mean of its divisors is an integer number (55700071).

Almost surely, 2^111400141 is an apocalyptic number.

It is an amenable number.

111400141 is a deficient number, since it is larger than the sum of its proper divisors (1).

111400141 is an equidigital number, since it uses as much as digits as its factorization.

111400141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 111400141 is about 10554.6265211044. The cubic root of 111400141 is about 481.1663490745.

Adding to 111400141 its reverse (141004111), we get a palindrome (252404252).

The spelling of 111400141 in words is "one hundred eleven million, four hundred thousand, one hundred forty-one".