1343784404 has 12 divisors (see below), whose sum is σ = 2427481728. Its totient is φ = 650218200.

The previous prime is 1343784383. The next prime is 1343784437. The reversal of 1343784404 is 4044873431.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5418362 + ... + 5418609.

It is an arithmetic number, because the mean of its divisors is an integer number (202290144).

Almost surely, 2^1343784404 is an apocalyptic number.

It is an amenable number.

1343784404 is a deficient number, since it is larger than the sum of its proper divisors (1083697324).

1343784404 is a wasteful number, since it uses less digits than its factorization.

1343784404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10837006 (or 10837004 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 1343784404 is about 36657.6650101994. The cubic root of 1343784404 is about 1103.5106581690.

The spelling of 1343784404 in words is "one billion, three hundred forty-three million, seven hundred eighty-four thousand, four hundred four".