1338283923 has 8 divisors (see below), whose sum is σ = 1785159936. Its totient is φ = 891798600.

The previous prime is 1338283913. The next prime is 1338283997. The reversal of 1338283923 is 3293828331.

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

It is not a de Polignac number, because 1338283923 - 2³⁰ = 264542099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1338283913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89583 + ... + 103448.

It is an arithmetic number, because the mean of its divisors is an integer number (223144992).

Almost surely, 2^1338283923 is an apocalyptic number.

1338283923 is a deficient number, since it is larger than the sum of its proper divisors (446876013).

1338283923 is a wasteful number, since it uses less digits than its factorization.

1338283923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195345.

The product of its digits is 186624, while the sum is 42.

The square root of 1338283923 is about 36582.5631004718. The cubic root of 1338283923 is about 1102.0029410782.

The spelling of 1338283923 in words is "one billion, three hundred thirty-eight million, two hundred eighty-three thousand, nine hundred twenty-three".