1314563820 has 48 divisors (see below), whose sum is σ = 3722150880. Its totient is φ = 346610176.

The previous prime is 1314563797. The next prime is 1314563839. The reversal of 1314563820 is 283654131.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 117747 + ... + 128426.

It is an arithmetic number, because the mean of its divisors is an integer number (77544810).

Almost surely, 2^1314563820 is an apocalyptic number.

1314563820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1314563820 is an abundant number, since it is smaller than the sum of its proper divisors (2407587060).

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

1314563820 is a wasteful number, since it uses less digits than its factorization.

1314563820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246274 (or 246272 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1314563820 is about 36256.9140992446. The cubic root of 1314563820 is about 1095.4533599448.

The spelling of 1314563820 in words is "one billion, three hundred fourteen million, five hundred sixty-three thousand, eight hundred twenty".