1327864312 has 16 divisors (see below), whose sum is σ = 2495665800. Its totient is φ = 662353440.

The previous prime is 1327864297. The next prime is 1327864319. The reversal of 1327864312 is 2134687231.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327864319) 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 3 ways as a sum of consecutive naturals, for example, 193762 + ... + 200497.

Almost surely, 2^1327864312 is an apocalyptic number.

It is an amenable number.

1327864312 is a deficient number, since it is larger than the sum of its proper divisors (1167801488).

1327864312 is a wasteful number, since it uses less digits than its factorization.

1327864312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394686 (or 394682 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 1327864312 is about 36439.8725574061. The cubic root of 1327864312 is about 1099.1354948562.

The spelling of 1327864312 in words is "one billion, three hundred twenty-seven million, eight hundred sixty-four thousand, three hundred twelve".