1494289321 has 16 divisors (see below), whose sum is σ = 1753315200. Its totient is φ = 1246792320.

The previous prime is 1494289319. The next prime is 1494289361. The reversal of 1494289321 is 1239824941.

It is a cyclic number.

It is not a de Polignac number, because 1494289321 - 2¹ = 1494289319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1494289301) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 128455 + ... + 139603.

It is an arithmetic number, because the mean of its divisors is an integer number (109582200).

Almost surely, 2^1494289321 is an apocalyptic number.

It is an amenable number.

1494289321 is a deficient number, since it is larger than the sum of its proper divisors (259025879).

1494289321 is a wasteful number, since it uses less digits than its factorization.

1494289321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11664.

The product of its digits is 124416, while the sum is 43.

The square root of 1494289321 is about 38656.0386097696. The cubic root of 1494289321 is about 1143.2597072175.

The spelling of 1494289321 in words is "one billion, four hundred ninety-four million, two hundred eighty-nine thousand, three hundred twenty-one".