1456494589 has 4 divisors (see below), whose sum is σ = 1588903200. Its totient is φ = 1324085980.

The previous prime is 1456494577. The next prime is 1456494617. The reversal of 1456494589 is 9854946541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1456494589 - 2⁷ = 1456494461 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 (1456494569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66204289 + ... + 66204310.

It is an arithmetic number, because the mean of its divisors is an integer number (397225800).

Almost surely, 2^1456494589 is an apocalyptic number.

It is an amenable number.

1456494589 is a deficient number, since it is larger than the sum of its proper divisors (132408611).

1456494589 is a wasteful number, since it uses less digits than its factorization.

1456494589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132408610.

The product of its digits is 6220800, while the sum is 55.

The square root of 1456494589 is about 38164.0483832625. The cubic root of 1456494589 is about 1133.5385432235.

The spelling of 1456494589 in words is "one billion, four hundred fifty-six million, four hundred ninety-four thousand, five hundred eighty-nine".