1326634113 has 8 divisors (see below), whose sum is σ = 2021537728. Its totient is φ = 758076624.

The previous prime is 1326634109. The next prime is 1326634187. The reversal of 1326634113 is 3114366231.

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

It is not a de Polignac number, because 1326634113 - 2² = 1326634109 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1326634213) 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 7 ways as a sum of consecutive naturals, for example, 31586506 + ... + 31586547.

It is an arithmetic number, because the mean of its divisors is an integer number (252692216).

Almost surely, 2^1326634113 is an apocalyptic number.

It is an amenable number.

1326634113 is a deficient number, since it is larger than the sum of its proper divisors (694903615).

1326634113 is an equidigital number, since it uses as much as digits as its factorization.

1326634113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63173063.

The product of its digits is 7776, while the sum is 30.

The square root of 1326634113 is about 36422.9887982851. The cubic root of 1326634113 is about 1098.7959588666.

The spelling of 1326634113 in words is "one billion, three hundred twenty-six million, six hundred thirty-four thousand, one hundred thirteen".