1345044 has 12 divisors (see below), whose sum is σ = 3138464. Its totient is φ = 448344.

The previous prime is 1345037. The next prime is 1345051. The reversal of 1345044 is 4405431.

It is an interprime number because it is at equal distance from previous prime (1345037) and next prime (1345051).

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1345044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56032 + ... + 56055.

2^1345044 is an apocalyptic number.

It is an amenable number.

1345044 is an abundant number, since it is smaller than the sum of its proper divisors (1793420).

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

1345044 is a wasteful number, since it uses less digits than its factorization.

1345044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112094 (or 112092 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1345044 is about 1159.7603200662. The cubic root of 1345044 is about 110.3855342315.

The spelling of 1345044 in words is "one million, three hundred forty-five thousand, forty-four".