1123632285 has 16 divisors (see below), whose sum is σ = 1828284480. Its totient is φ = 589112960.

The previous prime is 1123632283. The next prime is 1123632299. The reversal of 1123632285 is 5822363211.

It is not a de Polignac number, because 1123632285 - 2¹ = 1123632283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123632281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 633936 + ... + 635705.

It is an arithmetic number, because the mean of its divisors is an integer number (114267780).

Almost surely, 2^1123632285 is an apocalyptic number.

1123632285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1123632285 is a deficient number, since it is larger than the sum of its proper divisors (704652195).

1123632285 is a wasteful number, since it uses less digits than its factorization.

1123632285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269708.

The product of its digits is 17280, while the sum is 33.

The square root of 1123632285 is about 33520.6247704305. The cubic root of 1123632285 is about 1039.6202647788.

Adding to 1123632285 its reverse (5822363211), we get a palindrome (6945995496).

The spelling of 1123632285 in words is "one billion, one hundred twenty-three million, six hundred thirty-two thousand, two hundred eighty-five".