1314721866 has 16 divisors (see below), whose sum is σ = 2629822464. Its totient is φ = 438177504.

The previous prime is 1314721847. The next prime is 1314721927. The reversal of 1314721866 is 6681274131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51255 + ... + 72501.

It is an arithmetic number, because the mean of its divisors is an integer number (164363904).

Almost surely, 2^1314721866 is an apocalyptic number.

1314721866 is an abundant number, since it is smaller than the sum of its proper divisors (1315100598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1314721866 is a wasteful number, since it uses less digits than its factorization.

1314721866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31565.

The product of its digits is 48384, while the sum is 39.

The square root of 1314721866 is about 36259.0935628568. The cubic root of 1314721866 is about 1095.4972591914.

Adding to 1314721866 its reverse (6681274131), we get a palindrome (7995995997).

The spelling of 1314721866 in words is "one billion, three hundred fourteen million, seven hundred twenty-one thousand, eight hundred sixty-six".