1349131384 has 16 divisors (see below), whose sum is σ = 2531140920. Its totient is φ = 674160480.

The previous prime is 1349131379. The next prime is 1349131391. The reversal of 1349131384 is 4831319431.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 36262 + ... + 63349.

Almost surely, 2^1349131384 is an apocalyptic number.

It is an amenable number.

1349131384 is a deficient number, since it is larger than the sum of its proper divisors (1182009536).

1349131384 is a wasteful number, since it uses less digits than its factorization.

1349131384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101310 (or 101306 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 1349131384 is about 36730.5238732039. The cubic root of 1349131384 is about 1104.9723610539.

The spelling of 1349131384 in words is "one billion, three hundred forty-nine million, one hundred thirty-one thousand, three hundred eighty-four".