1450765985 has 8 divisors (see below), whose sum is σ = 1741170600. Its totient is φ = 1160445184.

The previous prime is 1450765961. The next prime is 1450765991. The reversal of 1450765985 is 5895670541.

It can be written as a sum of positive squares in 4 ways, for example, as 885895696 + 564870289 = 29764^2 + 23767^2 .

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 1450765985 - 2¹⁰ = 1450764961 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27191 + ... + 60339.

It is an arithmetic number, because the mean of its divisors is an integer number (217646325).

Almost surely, 2^1450765985 is an apocalyptic number.

It is an amenable number.

1450765985 is a deficient number, since it is larger than the sum of its proper divisors (290404615).

1450765985 is an equidigital number, since it uses as much as digits as its factorization.

1450765985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41907.

The product of its (nonzero) digits is 1512000, while the sum is 50.

The square root of 1450765985 is about 38088.9220771604. The cubic root of 1450765985 is about 1132.0504668636.

The spelling of 1450765985 in words is "one billion, four hundred fifty million, seven hundred sixty-five thousand, nine hundred eighty-five".