1141055 has 4 divisors (see below), whose sum is σ = 1369272. Its totient is φ = 912840.

The previous prime is 1141039. The next prime is 1141061. The reversal of 1141055 is 5501411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1141055 - 2⁴ = 1141039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114101 + ... + 114110.

It is an arithmetic number, because the mean of its divisors is an integer number (342318).

2^1141055 is an apocalyptic number.

1141055 is a deficient number, since it is larger than the sum of its proper divisors (228217).

1141055 is an equidigital number, since it uses as much as digits as its factorization.

1141055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228216.

The product of its (nonzero) digits is 100, while the sum is 17.

The square root of 1141055 is about 1068.2017599686. The cubic root of 1141055 is about 104.4966078735.

Adding to 1141055 its reverse (5501411), we get a palindrome (6642466).

The spelling of 1141055 in words is "one million, one hundred forty-one thousand, fifty-five".