1123203099 has 8 divisors (see below), whose sum is σ = 1497787200. Its totient is φ = 748710536.

The previous prime is 1123203097. The next prime is 1123203127. The reversal of 1123203099 is 9903023211.

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 1123203099 - 2¹ = 1123203097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123203097) 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, 14452 + ... + 49550.

It is an arithmetic number, because the mean of its divisors is an integer number (187223400).

Almost surely, 2^1123203099 is an apocalyptic number.

1123203099 is a deficient number, since it is larger than the sum of its proper divisors (374584101).

1123203099 is a wasteful number, since it uses less digits than its factorization.

1123203099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45769.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 1123203099 is about 33514.2223391801. Note that the first 3 decimals coincide. The cubic root of 1123203099 is about 1039.4878824178.

The spelling of 1123203099 in words is "one billion, one hundred twenty-three million, two hundred three thousand, ninety-nine".