1359845 has 4 divisors (see below), whose sum is σ = 1631820. Its totient is φ = 1087872.

The previous prime is 1359833. The next prime is 1359857. The reversal of 1359845 is 5489531.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1359833) and next prime (1359857).

It can be written as a sum of positive squares in 2 ways, for example, as 470596 + 889249 = 686^2 + 943^2 .

It is a cyclic number.

It is not a de Polignac number, because 1359845 - 2¹⁰ = 1358821 is a prime.

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, 135980 + ... + 135989.

It is an arithmetic number, because the mean of its divisors is an integer number (407955).

2^1359845 is an apocalyptic number.

It is an amenable number.

1359845 is a deficient number, since it is larger than the sum of its proper divisors (271975).

1359845 is an equidigital number, since it uses as much as digits as its factorization.

1359845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271974.

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

The square root of 1359845 is about 1166.1239213737. The cubic root of 1359845 is about 110.7889559211.

The spelling of 1359845 in words is "one million, three hundred fifty-nine thousand, eight hundred forty-five".