1321151314 has 16 divisors (see below), whose sum is σ = 2265818688. Its totient is φ = 565960752.

The previous prime is 1321151297. The next prime is 1321151327. The reversal of 1321151314 is 4131511231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14757 + ... + 53479.

It is an arithmetic number, because the mean of its divisors is an integer number (141613668).

Almost surely, 2^1321151314 is an apocalyptic number.

1321151314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1321151314 is a deficient number, since it is larger than the sum of its proper divisors (944667374).

1321151314 is a wasteful number, since it uses less digits than its factorization.

1321151314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41169.

The product of its digits is 360, while the sum is 22.

The square root of 1321151314 is about 36347.6452332197. The cubic root of 1321151314 is about 1097.2801437966.

Adding to 1321151314 its reverse (4131511231), we get a palindrome (5452662545).

The spelling of 1321151314 in words is "one billion, three hundred twenty-one million, one hundred fifty-one thousand, three hundred fourteen".