1326132647 has 8 divisors (see below), whose sum is σ = 1521620352. Its totient is φ = 1132155000.

The previous prime is 1326132553. The next prime is 1326132653. The reversal of 1326132647 is 7462316231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1326132647 - 2¹⁰ = 1326131623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1326132047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375629 + ... + 379142.

It is an arithmetic number, because the mean of its divisors is an integer number (190202544).

Almost surely, 2^1326132647 is an apocalyptic number.

1326132647 is a deficient number, since it is larger than the sum of its proper divisors (195487705).

1326132647 is an equidigital number, since it uses as much as digits as its factorization.

1326132647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755029.

The product of its digits is 36288, while the sum is 35.

The square root of 1326132647 is about 36416.1042260152. The cubic root of 1326132647 is about 1098.6574935957.

Adding to 1326132647 its reverse (7462316231), we get a palindrome (8788448878).

The spelling of 1326132647 in words is "one billion, three hundred twenty-six million, one hundred thirty-two thousand, six hundred forty-seven".