1461589 has 4 divisors (see below), whose sum is σ = 1469356. Its totient is φ = 1453824.

The previous prime is 1461587. The next prime is 1461599. The reversal of 1461589 is 9851641.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1060900 + 400689 = 1030^2 + 633^2 .

It is a cyclic number.

It is not a de Polignac number, because 1461589 - 2¹ = 1461587 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3594 + ... + 3979.

It is an arithmetic number, because the mean of its divisors is an integer number (367339).

2^1461589 is an apocalyptic number.

It is an amenable number.

1461589 is a deficient number, since it is larger than the sum of its proper divisors (7767).

1461589 is an equidigital number, since it uses as much as digits as its factorization.

1461589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7766.

The product of its digits is 8640, while the sum is 34.

The square root of 1461589 is about 1208.9619514278. The cubic root of 1461589 is about 113.4858605686.

The spelling of 1461589 in words is "one million, four hundred sixty-one thousand, five hundred eighty-nine".