1316855928 has 32 divisors (see below), whose sum is σ = 3347942400. Its totient is φ = 431511648.

The previous prime is 1316855909. The next prime is 1316855929. The reversal of 1316855928 is 8295586131.

It is a happy number.

1316855928 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316855929) 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, 463576 + ... + 466407.

It is an arithmetic number, because the mean of its divisors is an integer number (104623200).

Almost surely, 2^1316855928 is an apocalyptic number.

It is an amenable number.

1316855928 is an abundant number, since it is smaller than the sum of its proper divisors (2031086472).

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

1316855928 is a wasteful number, since it uses less digits than its factorization.

1316855928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930051 (or 930047 counting only the distinct ones).

The product of its digits is 518400, while the sum is 48.

The square root of 1316855928 is about 36288.5095863691. The cubic root of 1316855928 is about 1096.0896773373.

It can be divided in two parts, 13168 and 55928, that added together give a palindrome (69096).

The spelling of 1316855928 in words is "one billion, three hundred sixteen million, eight hundred fifty-five thousand, nine hundred twenty-eight".