1323582197 has 16 divisors (see below), whose sum is σ = 1545564672. Its totient is φ = 1109946240.

The previous prime is 1323582191. The next prime is 1323582203. The reversal of 1323582197 is 7912853231.

It is an interprime number because it is at equal distance from previous prime (1323582191) and next prime (1323582203).

It is a cyclic number.

It is not a de Polignac number, because 1323582197 - 2⁶ = 1323582133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323582191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131297 + ... + 141017.

It is an arithmetic number, because the mean of its divisors is an integer number (96597792).

Almost surely, 2^1323582197 is an apocalyptic number.

It is an amenable number.

1323582197 is a deficient number, since it is larger than the sum of its proper divisors (221982475).

1323582197 is an equidigital number, since it uses as much as digits as its factorization.

1323582197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10148.

The product of its digits is 90720, while the sum is 41.

The square root of 1323582197 is about 36381.0692118855. The cubic root of 1323582197 is about 1097.9527201405.

The spelling of 1323582197 in words is "one billion, three hundred twenty-three million, five hundred eighty-two thousand, one hundred ninety-seven".