1123264355 has 8 divisors (see below), whose sum is σ = 1348319952. Its totient is φ = 898343008.

The previous prime is 1123264349. The next prime is 1123264379. The reversal of 1123264355 is 5534623211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123264355 - 2⁴ = 1123264339 is a prime.

It is a super-2 number, since 2×1123264355² = 2523445622427132050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14129 + ... + 49458.

It is an arithmetic number, because the mean of its divisors is an integer number (168539994).

Almost surely, 2^1123264355 is an apocalyptic number.

1123264355 is a deficient number, since it is larger than the sum of its proper divisors (225055597).

1123264355 is an equidigital number, since it uses as much as digits as its factorization.

1123264355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67125.

The product of its digits is 21600, while the sum is 32.

The square root of 1123264355 is about 33515.1362073914. The cubic root of 1123264355 is about 1039.5067788852.

Adding to 1123264355 its reverse (5534623211), we get a palindrome (6657887566).

The spelling of 1123264355 in words is "one billion, one hundred twenty-three million, two hundred sixty-four thousand, three hundred fifty-five".