1322613673 has 4 divisors (see below), whose sum is σ = 1324245328. Its totient is φ = 1320982020.

The previous prime is 1322613653. The next prime is 1322613697. The reversal of 1322613673 is 3763162231.

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 1322613673 - 2⁵ = 1322613641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322613623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 814611 + ... + 816232.

It is an arithmetic number, because the mean of its divisors is an integer number (331061332).

Almost surely, 2^1322613673 is an apocalyptic number.

It is an amenable number.

1322613673 is a deficient number, since it is larger than the sum of its proper divisors (1631655).

1322613673 is an equidigital number, since it uses as much as digits as its factorization.

1322613673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631654.

The product of its digits is 27216, while the sum is 34.

The square root of 1322613673 is about 36367.7559522168. The cubic root of 1322613673 is about 1097.6848478351.

The spelling of 1322613673 in words is "one billion, three hundred twenty-two million, six hundred thirteen thousand, six hundred seventy-three".