1123310433 has 8 divisors (see below), whose sum is σ = 1711711168. Its totient is φ = 641891664.

The previous prime is 1123310429. The next prime is 1123310443. The reversal of 1123310433 is 3340133211.

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

It is not a de Polignac number, because 1123310433 - 2² = 1123310429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 53490973 = 1123310433 / (1 + 1 + 2 + 3 + 3 + 1 + 0 + 4 + 3 + 3).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1123310443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26745466 + ... + 26745507.

It is an arithmetic number, because the mean of its divisors is an integer number (213963896).

Almost surely, 2^1123310433 is an apocalyptic number.

It is an amenable number.

1123310433 is a deficient number, since it is larger than the sum of its proper divisors (588400735).

1123310433 is an equidigital number, since it uses as much as digits as its factorization.

1123310433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53490983.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1123310433 is about 33515.8236210898. The cubic root of 1123310433 is about 1039.5209927368.

Adding to 1123310433 its reverse (3340133211), we get a palindrome (4463443644).

The spelling of 1123310433 in words is "one billion, one hundred twenty-three million, three hundred ten thousand, four hundred thirty-three".