1141105 has 8 divisors (see below), whose sum is σ = 1564992. Its totient is φ = 782448.

The previous prime is 1141103. The next prime is 1141109. The reversal of 1141105 is 5011411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1141105 - 2¹ = 1141103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16267 + ... + 16336.

It is an arithmetic number, because the mean of its divisors is an integer number (195624).

2^1141105 is an apocalyptic number.

It is an amenable number.

1141105 is a deficient number, since it is larger than the sum of its proper divisors (423887).

1141105 is an equidigital number, since it uses as much as digits as its factorization.

1141105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32615.

The product of its (nonzero) digits is 20, while the sum is 13.

The square root of 1141105 is about 1068.2251635306. The cubic root of 1141105 is about 104.4981341669.

Adding to 1141105 its reverse (5011411), we get a palindrome (6152516).

It can be divided in two parts, 1141 and 105, that multiplied together give a triangular number (119805 = T₄₈₉).

The spelling of 1141105 in words is "one million, one hundred forty-one thousand, one hundred five".