1123560423 has 32 divisors (see below), whose sum is σ = 1696780800. Its totient is φ = 734591808.

The previous prime is 1123560401. The next prime is 1123560443. The reversal of 1123560423 is 3240653211.

1123560423 is a `hidden beast` number, since 1 + 1 + 2 + 35 + 604 + 23 = 666.

It is not a de Polignac number, because 1123560423 - 2²⁵ = 1090005991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123560443) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1310611 + ... + 1311467.

It is an arithmetic number, because the mean of its divisors is an integer number (53024400).

Almost surely, 2^1123560423 is an apocalyptic number.

1123560423 is a deficient number, since it is larger than the sum of its proper divisors (573220377).

1123560423 is an equidigital number, since it uses as much as digits as its factorization.

1123560423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748 (or 1742 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1123560423 is about 33519.5528460628. The cubic root of 1123560423 is about 1039.5981013050.

The spelling of 1123560423 in words is "one billion, one hundred twenty-three million, five hundred sixty thousand, four hundred twenty-three".