1329484673 has 4 divisors (see below), whose sum is σ = 1450346928. Its totient is φ = 1208622420.

The previous prime is 1329484669. The next prime is 1329484679. The reversal of 1329484673 is 3764849231.

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 1329484673 - 2² = 1329484669 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 (1329484679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60431111 + ... + 60431132.

It is an arithmetic number, because the mean of its divisors is an integer number (362586732).

Almost surely, 2^1329484673 is an apocalyptic number.

It is an amenable number.

1329484673 is a deficient number, since it is larger than the sum of its proper divisors (120862255).

1329484673 is a wasteful number, since it uses less digits than its factorization.

1329484673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120862254.

The product of its digits is 870912, while the sum is 47.

The square root of 1329484673 is about 36462.0991304670. The cubic root of 1329484673 is about 1099.5823960264.

The spelling of 1329484673 in words is "one billion, three hundred twenty-nine million, four hundred eighty-four thousand, six hundred seventy-three".