1123353536 has 42 divisors (see below), whose sum is σ = 2246772240. Its totient is φ = 557262720.

The previous prime is 1123353527. The next prime is 1123353563. The reversal of 1123353536 is 6353533211.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4145081 + ... + 4145351.

Almost surely, 2^1123353536 is an apocalyptic number.

1123353536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1123353536 is an abundant number, since it is smaller than the sum of its proper divisors (1123418704).

1123353536 is an frugal number, since it uses more digits than its factorization.

1123353536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793 (or 512 counting only the distinct ones).

The product of its digits is 24300, while the sum is 32.

The square root of 1123353536 is about 33516.4666395490. The cubic root of 1123353536 is about 1039.5342885272.

Adding to 1123353536 its reverse (6353533211), we get a palindrome (7476886747).

The spelling of 1123353536 in words is "one billion, one hundred twenty-three million, three hundred fifty-three thousand, five hundred thirty-six".