1133123345 has 8 divisors (see below), whose sum is σ = 1359968064. Its totient is φ = 906351984.

The previous prime is 1133123339. The next prime is 1133123371. The reversal of 1133123345 is 5433213311.

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 1133123345 - 2⁶ = 1133123281 is a prime.

It is a Duffinian 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, 24932 + ... + 53738.

It is an arithmetic number, because the mean of its divisors is an integer number (169996008).

Almost surely, 2^1133123345 is an apocalyptic number.

It is an amenable number.

1133123345 is a deficient number, since it is larger than the sum of its proper divisors (226844719).

1133123345 is an equidigital number, since it uses as much as digits as its factorization.

1133123345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36679.

The product of its digits is 3240, while the sum is 26.

The square root of 1133123345 is about 33661.8975252436. The cubic root of 1133123345 is about 1042.5392049542.

Adding to 1133123345 its reverse (5433213311), we get a palindrome (6566336656).

The spelling of 1133123345 in words is "one billion, one hundred thirty-three million, one hundred twenty-three thousand, three hundred forty-five".