1317016338 has 32 divisors (see below), whose sum is σ = 2966188032. Its totient is φ = 386221200.

The previous prime is 1317016321. The next prime is 1317016339. The reversal of 1317016338 is 8336107131.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 1317016299 and 1317016308.

It is not an unprimeable number, because it can be changed into a prime (1317016339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319806 + ... + 323897.

It is an arithmetic number, because the mean of its divisors is an integer number (92693376).

Almost surely, 2^1317016338 is an apocalyptic number.

1317016338 is an abundant number, since it is smaller than the sum of its proper divisors (1649171694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1317016338 is a wasteful number, since it uses less digits than its factorization.

1317016338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643750.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 1317016338 is about 36290.7197228162. The cubic root of 1317016338 is about 1096.1341814734.

The spelling of 1317016338 in words is "one billion, three hundred seventeen million, sixteen thousand, three hundred thirty-eight".