1101159 has 12 divisors (see below), whose sum is σ = 1645800. Its totient is φ = 708624.

The previous prime is 1101143. The next prime is 1101169. The reversal of 1101159 is 9511011.

It is not a de Polignac number, because 1101159 - 2⁴ = 1101143 is a prime.

It is a super-2 number, since 2×1101159² = 2425102286562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101109) 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 11 ways as a sum of consecutive naturals, for example, 1849 + ... + 2370.

It is an arithmetic number, because the mean of its divisors is an integer number (137150).

2^1101159 is an apocalyptic number.

1101159 is a deficient number, since it is larger than the sum of its proper divisors (544641).

1101159 is a wasteful number, since it uses less digits than its factorization.

1101159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4254 (or 4251 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 18.

The square root of 1101159 is about 1049.3612342754. The cubic root of 1101159 is about 103.2642537488.

The spelling of 1101159 in words is "one million, one hundred one thousand, one hundred fifty-nine".