1311116055356 has 24 divisors (see below), whose sum is σ = 2324738377920. Its totient is φ = 646913958912.

The previous prime is 1311116055307. The next prime is 1311116055421. The reversal of 1311116055356 is 6535506111131.

It is a super-2 number, since 2×1311116055356² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 515741 + ... + 1699476.

It is an arithmetic number, because the mean of its divisors is an integer number (96864099080).

Almost surely, 2^{1311116055356} is an apocalyptic number.

It is an amenable number.

1311116055356 is a deficient number, since it is larger than the sum of its proper divisors (1013622322564).

1311116055356 is a wasteful number, since it uses less digits than its factorization.

1311116055356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2217173 (or 2217171 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 38.

The spelling of 1311116055356 in words is "one trillion, three hundred eleven billion, one hundred sixteen million, fifty-five thousand, three hundred fifty-six".