994451485 has 4 divisors (see below), whose sum is σ = 1193341788. Its totient is φ = 795561184.

The previous prime is 994451407. The next prime is 994451501. The reversal of 994451485 is 584154499.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 584154499 = 53 ⋅11021783.

It can be written as a sum of positive squares in 2 ways, for example, as 424483609 + 569967876 = 20603^2 + 23874^2 .

It is a cyclic number.

It is not a de Polignac number, because 994451485 - 2¹¹ = 994449437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99445144 + ... + 99445153.

It is an arithmetic number, because the mean of its divisors is an integer number (298335447).

Almost surely, 2^994451485 is an apocalyptic number.

It is an amenable number.

994451485 is a deficient number, since it is larger than the sum of its proper divisors (198890303).

994451485 is a wasteful number, since it uses less digits than its factorization.

994451485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198890302.

The product of its digits is 1036800, while the sum is 49.

The square root of 994451485 is about 31534.9248453203. The cubic root of 994451485 is about 998.1470637479.

The spelling of 994451485 in words is "nine hundred ninety-four million, four hundred fifty-one thousand, four hundred eighty-five".