1338015793 has 16 divisors (see below), whose sum is σ = 1405636416. Its totient is φ = 1272248640.

The previous prime is 1338015779. The next prime is 1338015797. The reversal of 1338015793 is 3975108331.

It is a cyclic number.

It is not a de Polignac number, because 1338015793 - 2⁵ = 1338015761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1338015797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553758 + ... + 556168.

It is an arithmetic number, because the mean of its divisors is an integer number (87852276).

Almost surely, 2^1338015793 is an apocalyptic number.

It is an amenable number.

1338015793 is a deficient number, since it is larger than the sum of its proper divisors (67620623).

1338015793 is a wasteful number, since it uses less digits than its factorization.

1338015793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 1338015793 is about 36578.8981928106. The cubic root of 1338015793 is about 1101.9293394109.

The spelling of 1338015793 in words is "one billion, three hundred thirty-eight million, fifteen thousand, seven hundred ninety-three".