1405341344 has 24 divisors (see below), whose sum is σ = 3018290688. Its totient is φ = 638791360.

The previous prime is 1405341341. The next prime is 1405341359. The reversal of 1405341344 is 4431435041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1405341341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1995872 + ... + 1996575.

It is an arithmetic number, because the mean of its divisors is an integer number (125762112).

Almost surely, 2^1405341344 is an apocalyptic number.

It is an amenable number.

1405341344 is an abundant number, since it is smaller than the sum of its proper divisors (1612949344).

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

1405341344 is a wasteful number, since it uses less digits than its factorization.

1405341344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3992468 (or 3992460 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 1405341344 is about 37487.8826289242. The cubic root of 1405341344 is about 1120.1098276653.

Adding to 1405341344 its reverse (4431435041), we get a palindrome (5836776385).

The spelling of 1405341344 in words is "one billion, four hundred five million, three hundred forty-one thousand, three hundred forty-four".