1110091 has 8 divisors (see below), whose sum is σ = 1162800. Its totient is φ = 1058400.

The previous prime is 1110089. The next prime is 1110103. The reversal of 1110091 is 1900111.

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 1110091 - 2¹ = 1110089 is a prime.

It is a Duffinian number.

1110091 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1110041) 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, 2740 + ... + 3118.

It is an arithmetic number, because the mean of its divisors is an integer number (145350).

2^1110091 is an apocalyptic number.

1110091 is a deficient number, since it is larger than the sum of its proper divisors (52709).

1110091 is a wasteful number, since it uses less digits than its factorization.

1110091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509.

The product of its (nonzero) digits is 9, while the sum is 13.

The square root of 1110091 is about 1053.6085610890. The cubic root of 1110091 is about 103.5427099357.

The spelling of 1110091 in words is "one million, one hundred ten thousand, ninety-one".