1140171 has 16 divisors (see below), whose sum is σ = 1626240. Its totient is φ = 708480.

The previous prime is 1140163. The next prime is 1140197. The reversal of 1140171 is 1710411.

It is not a de Polignac number, because 1140171 - 2³ = 1140163 is a prime.

1140171 is a modest number, since divided by 171 gives 114 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 1140171.

It is not an unprimeable number, because it can be changed into a prime (1140101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4611 + ... + 4851.

It is an arithmetic number, because the mean of its divisors is an integer number (101640).

2^1140171 is an apocalyptic number.

1140171 is a deficient number, since it is larger than the sum of its proper divisors (486069).

1140171 is a wasteful number, since it uses less digits than its factorization.

1140171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 28, while the sum is 15.

The square root of 1140171 is about 1067.7879002873. The cubic root of 1140171 is about 104.4696156407.

Adding to 1140171 its reverse (1710411), we get a palindrome (2850582).

The spelling of 1140171 in words is "one million, one hundred forty thousand, one hundred seventy-one".