1123316436 has 24 divisors (see below), whose sum is σ = 2859351264. Its totient is φ = 340398880.

The previous prime is 1123316419. The next prime is 1123316459. The reversal of 1123316436 is 6346133211.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4254855 + ... + 4255118.

It is an arithmetic number, because the mean of its divisors is an integer number (119139636).

Almost surely, 2^1123316436 is an apocalyptic number.

It is an amenable number.

1123316436 is an abundant number, since it is smaller than the sum of its proper divisors (1736034828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123316436 is a wasteful number, since it uses less digits than its factorization.

1123316436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8509991 (or 8509989 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 1123316436 is about 33515.9131756842. The cubic root of 1123316436 is about 1039.5228444758.

Adding to 1123316436 its reverse (6346133211), we get a palindrome (7469449647).

The spelling of 1123316436 in words is "one billion, one hundred twenty-three million, three hundred sixteen thousand, four hundred thirty-six".