1345544 has 8 divisors (see below), whose sum is σ = 2522910. Its totient is φ = 672768.

The previous prime is 1345541. The next prime is 1345549. The reversal of 1345544 is 4455431.

It can be written as a sum of positive squares in only one way, i.e., 1276900 + 68644 = 1130^2 + 262^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1345541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84089 + ... + 84104.

2^1345544 is an apocalyptic number.

It is an amenable number.

1345544 is a deficient number, since it is larger than the sum of its proper divisors (1177366).

1345544 is a wasteful number, since it uses less digits than its factorization.

1345544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168199 (or 168195 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 1345544 is about 1159.9758618178. The cubic root of 1345544 is about 110.3992105944.

The spelling of 1345544 in words is "one million, three hundred forty-five thousand, five hundred forty-four".