1343431144 has 32 divisors (see below), whose sum is σ = 2752028640. Its totient is φ = 609739200.

The previous prime is 1343431139. The next prime is 1343431153. The reversal of 1343431144 is 4411343431.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 49762 + ... + 71854.

It is an arithmetic number, because the mean of its divisors is an integer number (86000895).

Almost surely, 2^1343431144 is an apocalyptic number.

It is an amenable number.

1343431144 is an abundant number, since it is smaller than the sum of its proper divisors (1408597496).

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

1343431144 is a wasteful number, since it uses less digits than its factorization.

1343431144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22801 (or 22797 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

The square root of 1343431144 is about 36652.8463287642. The cubic root of 1343431144 is about 1103.4139511033.

Adding to 1343431144 its reverse (4411343431), we get a palindrome (5754774575).

The spelling of 1343431144 in words is "one billion, three hundred forty-three million, four hundred thirty-one thousand, one hundred forty-four".