141111 has 6 divisors (see below), whose sum is σ = 203840. Its totient is φ = 94068.

The previous prime is 141107. The next prime is 141121. The reversal of 141111 is 111141.

It is not a de Polignac number, because 141111 - 2² = 141107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 15679 = 141111 / (1 + 4 + 1 + 1 + 1 + 1).

It is a Duffinian number.

141111 is a modest number, since divided by 1111 gives 14 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 141093 and 141102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7831 + ... + 7848.

2¹⁴¹¹¹¹ is an apocalyptic number.

141111 is a deficient number, since it is larger than the sum of its proper divisors (62729).

141111 is a wasteful number, since it uses less digits than its factorization.

141111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15685 (or 15682 counting only the distinct ones).

The product of its digits is 4, while the sum is 9.

The square root of 141111 is about 375.6474410934. The cubic root of 141111 is about 52.0619331104.

Adding to 141111 its reverse (111141), we get a palindrome (252252).

It can be divided in two parts, 141 and 111, that multiplied together give a palindrome (15651).

The spelling of 141111 in words is "one hundred forty-one thousand, one hundred eleven", and thus it is an iban number.