1113456889 has 8 divisors (see below), whose sum is σ = 1139183360. Its totient is φ = 1088021376.

The previous prime is 1113456811. The next prime is 1113456907. The reversal of 1113456889 is 9886543111.

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 1113456889 - 2⁷ = 1113456761 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1113456689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64989 + ... + 80314.

It is an arithmetic number, because the mean of its divisors is an integer number (142397920).

Almost surely, 2^1113456889 is an apocalyptic number.

It is an amenable number.

1113456889 is a deficient number, since it is larger than the sum of its proper divisors (25726471).

1113456889 is an equidigital number, since it uses as much as digits as its factorization.

1113456889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145479.

The product of its digits is 207360, while the sum is 46.

The square root of 1113456889 is about 33368.5014497205. The cubic root of 1113456889 is about 1036.4725440403.

The spelling of 1113456889 in words is "one billion, one hundred thirteen million, four hundred fifty-six thousand, eight hundred eighty-nine".