1081113 has 12 divisors (see below), whose sum is σ = 1581264. Its totient is φ = 651600.

The previous prime is 1081099. The next prime is 1081121. The reversal of 1081113 is 3111801.

It is not a de Polignac number, because 1081113 - 2⁴ = 1081097 is a prime.

It is a hoax number, since the sum of its digits (15) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1081092 and 1081101.

It is not an unprimeable number, because it can be changed into a prime (1081123) 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, 5883 + ... + 6063.

It is an arithmetic number, because the mean of its divisors is an integer number (131772).

2^1081113 is an apocalyptic number.

It is an amenable number.

1081113 is a deficient number, since it is larger than the sum of its proper divisors (500151).

1081113 is an equidigital number, since it uses as much as digits as its factorization.

1081113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1081113 is about 1039.7658390234. The cubic root of 1081113 is about 102.6337892046.

Adding to 1081113 its reverse (3111801), we get a palindrome (4192914).

It can be divided in two parts, 108 and 1113, that added together give a palindrome (1221).

The spelling of 1081113 in words is "one million, eighty-one thousand, one hundred thirteen".