1123803398 has 4 divisors (see below), whose sum is σ = 1685705100. Its totient is φ = 561901698.

The previous prime is 1123803379. The next prime is 1123803487. The reversal of 1123803398 is 8933083211.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280950848 + ... + 280950851.

It is an arithmetic number, because the mean of its divisors is an integer number (421426275).

Almost surely, 2^1123803398 is an apocalyptic number.

1123803398 is a deficient number, since it is larger than the sum of its proper divisors (561901702).

1123803398 is an equidigital number, since it uses as much as digits as its factorization.

1123803398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561901701.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 1123803398 is about 33523.1770272449. The cubic root of 1123803398 is about 1039.6730351603.

The spelling of 1123803398 in words is "one billion, one hundred twenty-three million, eight hundred three thousand, three hundred ninety-eight".