1101087 has 16 divisors (see below), whose sum is σ = 1757280. Its totient is φ = 677376.

The previous prime is 1101071. The next prime is 1101091. The reversal of 1101087 is 7801011.

It is not a de Polignac number, because 1101087 - 2⁴ = 1101071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101097) 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, 1218 + ... + 1919.

It is an arithmetic number, because the mean of its divisors is an integer number (109830).

2^1101087 is an apocalyptic number.

1101087 is a deficient number, since it is larger than the sum of its proper divisors (656193).

1101087 is a wasteful number, since it uses less digits than its factorization.

1101087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3159 (or 3153 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 18.

The square root of 1101087 is about 1049.3269271300. The cubic root of 1101087 is about 103.2620030329.

Adding to 1101087 its reverse (7801011), we get a palindrome (8902098).

The spelling of 1101087 in words is "one million, one hundred one thousand, eighty-seven".