1315163286 has 12 divisors (see below), whose sum is σ = 2849520492. Its totient is φ = 438387756.

The previous prime is 1315163263. The next prime is 1315163287. The reversal of 1315163286 is 6823615131.

1315163286 is a `hidden beast` number, since 1 + 3 + 15 + 1 + 632 + 8 + 6 = 666.

1315163286 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1315163286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315163287) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36532296 + ... + 36532331.

It is an arithmetic number, because the mean of its divisors is an integer number (237460041).

Almost surely, 2^1315163286 is an apocalyptic number.

1315163286 is an abundant number, since it is smaller than the sum of its proper divisors (1534357206).

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

1315163286 is a wasteful number, since it uses less digits than its factorization.

1315163286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73064635 (or 73064632 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1315163286 is about 36265.1800767623. The cubic root of 1315163286 is about 1095.6198504665.

The spelling of 1315163286 in words is "one billion, three hundred fifteen million, one hundred sixty-three thousand, two hundred eighty-six".