1345004444 has 12 divisors (see below), whose sum is σ = 2690008944. Its totient is φ = 576430464.

The previous prime is 1345004417. The next prime is 1345004461. The reversal of 1345004444 is 4444005431.

1345004444 is an admirable number.

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, 24017909 + ... + 24017964.

It is an arithmetic number, because the mean of its divisors is an integer number (224167412).

Almost surely, 2^1345004444 is an apocalyptic number.

1345004444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1345004444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1345004444 is a wasteful number, since it uses less digits than its factorization.

1345004444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48035884 (or 48035882 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 1345004444 is about 36674.3022292177. The cubic root of 1345004444 is about 1103.8445212240.

Adding to 1345004444 its reverse (4444005431), we get a palindrome (5789009875).

The spelling of 1345004444 in words is "one billion, three hundred forty-five million, four thousand, four hundred forty-four".