1338804123 has 8 divisors (see below), whose sum is σ = 1791709200. Its totient is φ = 889217568.

The previous prime is 1338804121. The next prime is 1338804139. The reversal of 1338804123 is 3214088331.

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

It is not a de Polignac number, because 1338804123 - 2¹ = 1338804121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1338804121) 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, 828688 + ... + 830301.

It is an arithmetic number, because the mean of its divisors is an integer number (223963650).

Almost surely, 2^1338804123 is an apocalyptic number.

1338804123 is a deficient number, since it is larger than the sum of its proper divisors (452905077).

1338804123 is a wasteful number, since it uses less digits than its factorization.

1338804123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659261.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1338804123 is about 36589.6723543680. The cubic root of 1338804123 is about 1102.1457079105.

The spelling of 1338804123 in words is "one billion, three hundred thirty-eight million, eight hundred four thousand, one hundred twenty-three".