1124203345 has 4 divisors (see below), whose sum is σ = 1349044020. Its totient is φ = 899362672.

The previous prime is 1124203307. The next prime is 1124203391. The reversal of 1124203345 is 5433024211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 345067776 + 779135569 = 18576^2 + 27913^2 .

It is a cyclic number.

It is not a de Polignac number, because 1124203345 - 2²⁷ = 989985617 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112420330 + ... + 112420339.

It is an arithmetic number, because the mean of its divisors is an integer number (337261005).

Almost surely, 2^1124203345 is an apocalyptic number.

It is an amenable number.

1124203345 is a deficient number, since it is larger than the sum of its proper divisors (224840675).

1124203345 is an equidigital number, since it uses as much as digits as its factorization.

1124203345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224840674.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1124203345 is about 33529.1417277568. The cubic root of 1124203345 is about 1039.7963558984.

Adding to 1124203345 its reverse (5433024211), we get a palindrome (6557227556).

The spelling of 1124203345 in words is "one billion, one hundred twenty-four million, two hundred three thousand, three hundred forty-five".