1345589 has 8 divisors (see below), whose sum is σ = 1569600. Its totient is φ = 1153068.

The previous prime is 1345583. The next prime is 1345621. The reversal of 1345589 is 9855431.

It is not a de Polignac number, because 1345589 - 2¹² = 1341493 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1619 + ... + 2304.

It is an arithmetic number, because the mean of its divisors is an integer number (196200).

2^1345589 is an apocalyptic number.

It is an amenable number.

1345589 is a deficient number, since it is larger than the sum of its proper divisors (224011).

1345589 is an frugal number, since it uses more digits than its factorization.

1345589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3944 (or 3930 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The square root of 1345589 is about 1159.9952586110. The cubic root of 1345589 is about 110.4004413008.

The spelling of 1345589 in words is "one million, three hundred forty-five thousand, five hundred eighty-nine".