1113880 has 16 divisors (see below), whose sum is σ = 2506320. Its totient is φ = 445536.

The previous prime is 1113877. The next prime is 1113883. The reversal of 1113880 is 883111.

It is an interprime number because it is at equal distance from previous prime (1113877) and next prime (1113883).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113883) 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 3 ways as a sum of consecutive naturals, for example, 13884 + ... + 13963.

It is an arithmetic number, because the mean of its divisors is an integer number (156645).

2^1113880 is an apocalyptic number.

1113880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113880 is an abundant number, since it is smaller than the sum of its proper divisors (1392440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113880 is a wasteful number, since it uses less digits than its factorization.

1113880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27858 (or 27854 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 22.

The square root of 1113880 is about 1055.4051354812. The cubic root of 1113880 is about 103.6603813124.

Adding to 1113880 its reverse (883111), we get a palindrome (1996991).

The spelling of 1113880 in words is "one million, one hundred thirteen thousand, eight hundred eighty".