1338329799 has 24 divisors (see below), whose sum is σ = 1997325824. Its totient is φ = 862650000.

The previous prime is 1338329791. The next prime is 1338329801. The reversal of 1338329799 is 9979238331.

It is not a de Polignac number, because 1338329799 - 2³ = 1338329791 is a prime.

It is a super-2 number, since 2×1338329799² = 3582253301782760802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338329791) 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 23 ways as a sum of consecutive naturals, for example, 593424 + ... + 595674.

Almost surely, 2^1338329799 is an apocalyptic number.

1338329799 is a deficient number, since it is larger than the sum of its proper divisors (658996025).

1338329799 is a wasteful number, since it uses less digits than its factorization.

1338329799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4419 (or 4416 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 1338329799 is about 36583.1901151335. The cubic root of 1338329799 is about 1102.0155330522.

The spelling of 1338329799 in words is "one billion, three hundred thirty-eight million, three hundred twenty-nine thousand, seven hundred ninety-nine".