1311463503522 has 48 divisors (see below), whose sum is σ = 2870366466240. Its totient is φ = 432717934176.

The previous prime is 1311463503503. The next prime is 1311463503527. The reversal of 1311463503522 is 2253053641131.

1311463503522 is a `hidden beast` number, since 1 + 3 + 1 + 14 + 635 + 0 + 3 + 5 + 2 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (1311463503527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4047004 + ... + 4359032.

It is an arithmetic number, because the mean of its divisors is an integer number (59799301380).

Almost surely, 2^{1311463503522} is an apocalyptic number.

1311463503522 is an abundant number, since it is smaller than the sum of its proper divisors (1558902962718).

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

1311463503522 is a wasteful number, since it uses less digits than its factorization.

1311463503522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314407 (or 314404 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 1311463503522 in words is "one trillion, three hundred eleven billion, four hundred sixty-three million, five hundred three thousand, five hundred twenty-two".