1314185928 has 32 divisors (see below), whose sum is σ = 3584144160. Its totient is φ = 398238080.

The previous prime is 1314185923. The next prime is 1314185947. The reversal of 1314185928 is 8295814131.

It is a self number, because there is not a number n which added to its sum of digits gives 1314185928.

It is not an unprimeable number, because it can be changed into a prime (1314185921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2488725 + ... + 2489252.

It is an arithmetic number, because the mean of its divisors is an integer number (112004505).

Almost surely, 2^1314185928 is an apocalyptic number.

It is an amenable number.

1314185928 is an abundant number, since it is smaller than the sum of its proper divisors (2269958232).

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

1314185928 is a wasteful number, since it uses less digits than its factorization.

1314185928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4977997 (or 4977993 counting only the distinct ones).

The product of its digits is 69120, while the sum is 42.

The square root of 1314185928 is about 36251.7024151970. The cubic root of 1314185928 is about 1095.3483814651.

The spelling of 1314185928 in words is "one billion, three hundred fourteen million, one hundred eighty-five thousand, nine hundred twenty-eight".