1151109 has 12 divisors (see below), whose sum is σ = 1684800. Its totient is φ = 757224.

The previous prime is 1151089. The next prime is 1151113. The reversal of 1151109 is 9011511.

It is not a de Polignac number, because 1151109 - 2¹¹ = 1149061 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1151091 and 1151100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99 + ... + 1520.

It is an arithmetic number, because the mean of its divisors is an integer number (140400).

2^1151109 is an apocalyptic number.

It is an amenable number.

1151109 is a deficient number, since it is larger than the sum of its proper divisors (533691).

1151109 is a wasteful number, since it uses less digits than its factorization.

1151109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704 (or 1701 counting only the distinct ones).

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

The square root of 1151109 is about 1072.8974787928. The cubic root of 1151109 is about 104.8026224020.

The spelling of 1151109 in words is "one million, one hundred fifty-one thousand, one hundred nine".