1123517904 has 40 divisors (see below), whose sum is σ = 2903668320. Its totient is φ = 374345088.

The previous prime is 1123517893. The next prime is 1123517909. The reversal of 1123517904 is 4097153211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123517909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172434 + ... + 178830.

It is an arithmetic number, because the mean of its divisors is an integer number (72591708).

Almost surely, 2^1123517904 is an apocalyptic number.

It is an amenable number.

1123517904 is an abundant number, since it is smaller than the sum of its proper divisors (1780150416).

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

1123517904 is a wasteful number, since it uses less digits than its factorization.

1123517904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10067 (or 10061 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 1123517904 is about 33518.9185983080. The cubic root of 1123517904 is about 1039.5849872709.

The spelling of 1123517904 in words is "one billion, one hundred twenty-three million, five hundred seventeen thousand, nine hundred four".