1456320089 has 8 divisors (see below), whose sum is σ = 1671699648. Its totient is φ = 1242774000.

The previous prime is 1456320067. The next prime is 1456320137. The reversal of 1456320089 is 9800236541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1456320089 - 2²⁰ = 1455271513 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1456320029) 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, 456662 + ... + 459839.

It is an arithmetic number, because the mean of its divisors is an integer number (208962456).

Almost surely, 2^1456320089 is an apocalyptic number.

It is an amenable number.

1456320089 is a deficient number, since it is larger than the sum of its proper divisors (215379559).

1456320089 is an equidigital number, since it uses as much as digits as its factorization.

1456320089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916735.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 1456320089 is about 38161.7621317465. The cubic root of 1456320089 is about 1133.4932723433.

The spelling of 1456320089 in words is "one billion, four hundred fifty-six million, three hundred twenty thousand, eighty-nine".