1123611520804 has 12 divisors (see below), whose sum is σ = 2014279190028. Its totient is φ = 548103180800.

The previous prime is 1123611520783. The next prime is 1123611520807. The reversal of 1123611520804 is 4080251163211.

It can be written as a sum of positive squares in 2 ways, for example, as 29395102500 + 1094216418304 = 171450^2 + 1046048^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1123611520804.

It is not an unprimeable number, because it can be changed into a prime (1123611520807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3425644717 + ... + 3425645044.

It is an arithmetic number, because the mean of its divisors is an integer number (167856599169).

Almost surely, 2^{1123611520804} is an apocalyptic number.

It is an amenable number.

1123611520804 is a deficient number, since it is larger than the sum of its proper divisors (890667669224).

1123611520804 is a wasteful number, since it uses less digits than its factorization.

1123611520804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6851289806 (or 6851289804 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 1123611520804 in words is "one trillion, one hundred twenty-three billion, six hundred eleven million, five hundred twenty thousand, eight hundred four".