1152111 has 8 divisors (see below), whose sum is σ = 1569024. Its totient is φ = 751640.

The previous prime is 1152091. The next prime is 1152113. The reversal of 1152111 is 1112511.

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 1152111 - 2⁵ = 1152079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152113) 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 7 ways as a sum of consecutive naturals, for example, 3945 + ... + 4226.

It is an arithmetic number, because the mean of its divisors is an integer number (196128).

2^1152111 is an apocalyptic number.

1152111 is a deficient number, since it is larger than the sum of its proper divisors (416913).

1152111 is an equidigital number, since it uses as much as digits as its factorization.

1152111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8221.

The product of its digits is 10, while the sum is 12.

The square root of 1152111 is about 1073.3643370263. The cubic root of 1152111 is about 104.8330225849.

Adding to 1152111 its reverse (1112511), we get a palindrome (2264622).

The spelling of 1152111 in words is "one million, one hundred fifty-two thousand, one hundred eleven".