1326612346 has 4 divisors (see below), whose sum is σ = 1989918522. Its totient is φ = 663306172.

The previous prime is 1326612269. The next prime is 1326612361. The reversal of 1326612346 is 6432166231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 808549225 + 518063121 = 28435^2 + 22761^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 331653085 + ... + 331653088.

Almost surely, 2^1326612346 is an apocalyptic number.

1326612346 is a deficient number, since it is larger than the sum of its proper divisors (663306176).

1326612346 is an equidigital number, since it uses as much as digits as its factorization.

1326612346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663306175.

The product of its digits is 31104, while the sum is 34.

The square root of 1326612346 is about 36422.6899885223. The cubic root of 1326612346 is about 1098.7899492663.

Adding to 1326612346 its reverse (6432166231), we get a palindrome (7758778577).

The spelling of 1326612346 in words is "one billion, three hundred twenty-six million, six hundred twelve thousand, three hundred forty-six".