1121123104 has 48 divisors (see below), whose sum is σ = 2233986048. Its totient is φ = 553807872.

The previous prime is 1121123099. The next prime is 1121123111. The reversal of 1121123104 is 4013211211.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030849 + ... + 1031935.

It is an arithmetic number, because the mean of its divisors is an integer number (46541376).

Almost surely, 2^1121123104 is an apocalyptic number.

It is an amenable number.

1121123104 is a deficient number, since it is larger than the sum of its proper divisors (1112862944).

1121123104 is a wasteful number, since it uses less digits than its factorization.

1121123104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457 (or 1449 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1121123104 is about 33483.1764323518. The cubic root of 1121123104 is about 1038.8458300541.

Adding to 1121123104 its reverse (4013211211), we get a palindrome (5134334315).

The spelling of 1121123104 in words is "one billion, one hundred twenty-one million, one hundred twenty-three thousand, one hundred four".