1121244080 has 60 divisors (see below), whose sum is σ = 2865452016. Its totient is φ = 407721600.

The previous prime is 1121244073. The next prime is 1121244121. The reversal of 1121244080 is 804421211.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48236 + ... + 67595.

Almost surely, 2^1121244080 is an apocalyptic number.

1121244080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121244080 is an abundant number, since it is smaller than the sum of its proper divisors (1744207936).

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

1121244080 is a wasteful number, since it uses less digits than its factorization.

1121244080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115866 (or 115849 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 1121244080 is about 33484.9829027879. The cubic root of 1121244080 is about 1038.8831946375.

Adding to 1121244080 its reverse (804421211), we get a palindrome (1925665291).

The spelling of 1121244080 in words is "one billion, one hundred twenty-one million, two hundred forty-four thousand, eighty".