1327309772 has 12 divisors (see below), whose sum is σ = 2350778136. Its totient is φ = 655658880.

The previous prime is 1327309757. The next prime is 1327309811. The reversal of 1327309772 is 2779037231.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998629 + ... + 1999292.

It is an arithmetic number, because the mean of its divisors is an integer number (195898178).

Almost surely, 2^1327309772 is an apocalyptic number.

It is an amenable number.

1327309772 is a deficient number, since it is larger than the sum of its proper divisors (1023468364).

1327309772 is a wasteful number, since it uses less digits than its factorization.

1327309772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3998008 (or 3998006 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 41.

The square root of 1327309772 is about 36432.2627900052. The cubic root of 1327309772 is about 1098.9824673067.

The spelling of 1327309772 in words is "one billion, three hundred twenty-seven million, three hundred nine thousand, seven hundred seventy-two".