1381829316 has 24 divisors (see below), whose sum is σ = 3684878400. Its totient is φ = 394808352.

The previous prime is 1381829261. The next prime is 1381829327. The reversal of 1381829316 is 6139281831.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8225091 + ... + 8225258.

It is an arithmetic number, because the mean of its divisors is an integer number (153536600).

Almost surely, 2^1381829316 is an apocalyptic number.

It is an amenable number.

1381829316 is an abundant number, since it is smaller than the sum of its proper divisors (2303049084).

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

1381829316 is a wasteful number, since it uses less digits than its factorization.

1381829316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16450363 (or 16450361 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 1381829316 is about 37172.9648535061. The cubic root of 1381829316 is about 1113.8280072737.

It can be divided in two parts, 13818 and 29316, that added together give a palindrome (43134).

The spelling of 1381829316 in words is "one billion, three hundred eighty-one million, eight hundred twenty-nine thousand, three hundred sixteen".