1311364136 has 16 divisors (see below), whose sum is σ = 2565712800. Its totient is φ = 627174064.

The previous prime is 1311364123. The next prime is 1311364141. The reversal of 1311364136 is 6314631131.

It is a junction number, because it is equal to n+sod(n) for n = 1311364099 and 1311364108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3563306 + ... + 3563673.

It is an arithmetic number, because the mean of its divisors is an integer number (160357050).

Almost surely, 2^1311364136 is an apocalyptic number.

It is an amenable number.

1311364136 is a deficient number, since it is larger than the sum of its proper divisors (1254348664).

1311364136 is a wasteful number, since it uses less digits than its factorization.

1311364136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7127008 (or 7127004 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 1311364136 is about 36212.7620598043. The cubic root of 1311364136 is about 1094.5638501250.

Adding to 1311364136 its reverse (6314631131), we get a palindrome (7625995267).

The spelling of 1311364136 in words is "one billion, three hundred eleven million, three hundred sixty-four thousand, one hundred thirty-six".