1121326848 has 72 divisors (see below), whose sum is σ = 3315981200. Its totient is φ = 373773312.

The previous prime is 1121326841. The next prime is 1121326849. The reversal of 1121326848 is 8486231211.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121326841) 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 7 ways as a sum of consecutive naturals, for example, 74203 + ... + 88026.

Almost surely, 2^1121326848 is an apocalyptic number.

1121326848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1121326848 is an abundant number, since it is smaller than the sum of its proper divisors (2194654352).

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

1121326848 is an equidigital number, since it uses as much as digits as its factorization.

1121326848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162254 (or 162234 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 1121326848 is about 33486.2187772821. The cubic root of 1121326848 is about 1038.9087567698.

The spelling of 1121326848 in words is "one billion, one hundred twenty-one million, three hundred twenty-six thousand, eight hundred forty-eight".