1123734663 has 24 divisors (see below), whose sum is σ = 1722741696. Its totient is φ = 703411200.

The previous prime is 1123734641. The next prime is 1123734701. The reversal of 1123734663 is 3664373211.

1123734663 is a `hidden beast` number, since 1 + 123 + 73 + 466 + 3 = 666.

1123734663 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1123734663 - 2²⁰ = 1122686087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123734763) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57423 + ... + 74463.

It is an arithmetic number, because the mean of its divisors is an integer number (71780904).

Almost surely, 2^1123734663 is an apocalyptic number.

1123734663 is a deficient number, since it is larger than the sum of its proper divisors (599007033).

1123734663 is a wasteful number, since it uses less digits than its factorization.

1123734663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17495 (or 17492 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 1123734663 is about 33522.1518253229. The cubic root of 1123734663 is about 1039.6518382786.

The spelling of 1123734663 in words is "one billion, one hundred twenty-three million, seven hundred thirty-four thousand, six hundred sixty-three".