1171141 has 8 divisors (see below), whose sum is σ = 1257120. Its totient is φ = 1087632.

The previous prime is 1171133. The next prime is 1171189. The reversal of 1171141 is 1411711.

It is a happy number.

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 1171141 - 2³ = 1171133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171111) 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, 426 + ... + 1588.

It is an arithmetic number, because the mean of its divisors is an integer number (157140).

2^1171141 is an apocalyptic number.

It is an amenable number.

1171141 is a deficient number, since it is larger than the sum of its proper divisors (85979).

1171141 is a wasteful number, since it uses less digits than its factorization.

1171141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235.

The product of its digits is 28, while the sum is 16.

The square root of 1171141 is about 1082.1926815498. The cubic root of 1171141 is about 105.4070668472.

Adding to 1171141 its reverse (1411711), we get a palindrome (2582852).

The spelling of 1171141 in words is "one million, one hundred seventy-one thousand, one hundred forty-one".