1321131314 has 16 divisors (see below), whose sum is σ = 1999468800. Its totient is φ = 654662400.

The previous prime is 1321131283. The next prime is 1321131359. The reversal of 1321131314 is 4131311231.

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 in 7 ways as a sum of consecutive naturals, for example, 130727 + ... + 140469.

It is an arithmetic number, because the mean of its divisors is an integer number (124966800).

Almost surely, 2^1321131314 is an apocalyptic number.

1321131314 is a deficient number, since it is larger than the sum of its proper divisors (678337486).

1321131314 is a wasteful number, since it uses less digits than its factorization.

1321131314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10345.

The product of its digits is 216, while the sum is 20.

The square root of 1321131314 is about 36347.3701111924. The cubic root of 1321131314 is about 1097.2746067792.

Adding to 1321131314 its reverse (4131311231), we get a palindrome (5452442545).

The spelling of 1321131314 in words is "one billion, three hundred twenty-one million, one hundred thirty-one thousand, three hundred fourteen".