1123240709684 has 12 divisors (see below), whose sum is σ = 1965687924900. Its totient is φ = 561615588288.

The previous prime is 1123240709599. The next prime is 1123240709719. The reversal of 1123240709684 is 4869070423211.

It can be written as a sum of positive squares in 2 ways, for example, as 413485008784 + 709755700900 = 643028^2 + 842470^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632249 + ... + 1626720.

It is an arithmetic number, because the mean of its divisors is an integer number (163807327075).

Almost surely, 2^{1123240709684} is an apocalyptic number.

It is an amenable number.

1123240709684 is a deficient number, since it is larger than the sum of its proper divisors (842447215216).

1123240709684 is a wasteful number, since it uses less digits than its factorization.

1123240709684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383282 (or 2383280 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 1123240709684 in words is "one trillion, one hundred twenty-three billion, two hundred forty million, seven hundred nine thousand, six hundred eighty-four".