1345456344 has 16 divisors (see below), whose sum is σ = 3363640920. Its totient is φ = 448485440.

The previous prime is 1345456339. The next prime is 1345456361. The reversal of 1345456344 is 4436545431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28030317 + ... + 28030364.

Almost surely, 2^1345456344 is an apocalyptic number.

It is an amenable number.

1345456344 is an abundant number, since it is smaller than the sum of its proper divisors (2018184576).

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

1345456344 is a wasteful number, since it uses less digits than its factorization.

1345456344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56060690 (or 56060686 counting only the distinct ones).

The product of its digits is 345600, while the sum is 39.

The square root of 1345456344 is about 36680.4627015527. The cubic root of 1345456344 is about 1103.9681320879.

The spelling of 1345456344 in words is "one billion, three hundred forty-five million, four hundred fifty-six thousand, three hundred forty-four".