1338688383 has 8 divisors (see below), whose sum is σ = 1789891200. Its totient is φ = 889972248.

The previous prime is 1338688369. The next prime is 1338688387. The reversal of 1338688383 is 3838868331.

It is a happy number.

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

It is not a de Polignac number, because 1338688383 - 2⁶ = 1338688319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338688387) 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, 620413 + ... + 622566.

It is an arithmetic number, because the mean of its divisors is an integer number (223736400).

Almost surely, 2^1338688383 is an apocalyptic number.

1338688383 is a deficient number, since it is larger than the sum of its proper divisors (451202817).

1338688383 is a wasteful number, since it uses less digits than its factorization.

1338688383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243341.

The product of its digits is 1990656, while the sum is 51.

The square root of 1338688383 is about 36588.0907263552. The cubic root of 1338688383 is about 1102.1139467245.

The spelling of 1338688383 in words is "one billion, three hundred thirty-eight million, six hundred eighty-eight thousand, three hundred eighty-three".