111411141 has 24 divisors (see below), whose sum is σ = 154617120. Its totient is φ = 71329440.

The previous prime is 111411137. The next prime is 111411163. The reversal of 111411141 is 141114111.

It is not a de Polignac number, because 111411141 - 2² = 111411137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111411141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111411101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 801450 + ... + 801588.

It is an arithmetic number, because the mean of its divisors is an integer number (6442380).

Almost surely, 2^111411141 is an apocalyptic number.

It is an amenable number.

111411141 is a deficient number, since it is larger than the sum of its proper divisors (43205979).

111411141 is an equidigital number, since it uses as much as digits as its factorization.

111411141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 266 counting only the distinct ones).

The product of its digits is 16, while the sum is 15.

The square root of 111411141 is about 10555.1476067367. The cubic root of 111411141 is about 481.1821858457.

Adding to 111411141 its reverse (141114111), we get a palindrome (252525252).

It can be divided in two parts, 11 and 1411141, that multiplied together give a palindrome (15522551).

The spelling of 111411141 in words is "one hundred eleven million, four hundred eleven thousand, one hundred forty-one".