11803316865131 has 4 divisors (see below), whose sum is σ = 12876345671064. Its totient is φ = 10730288059200.

The previous prime is 11803316865121. The next prime is 11803316865161. The reversal of 11803316865131 is 13156861330811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11803316865131 - 2¹⁴ = 11803316848747 is a prime.

It is a super-2 number, since 2×11803316865131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11803316865121) 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 3 ways as a sum of consecutive naturals, for example, 536514402950 + ... + 536514402971.

It is an arithmetic number, because the mean of its divisors is an integer number (3219086417766).

Almost surely, 2^{11803316865131} is an apocalyptic number.

11803316865131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11803316865131 is a deficient number, since it is larger than the sum of its proper divisors (1073028805933).

11803316865131 is a wasteful number, since it uses less digits than its factorization.

11803316865131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073028805932.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 11803316865131 in words is "eleven trillion, eight hundred three billion, three hundred sixteen million, eight hundred sixty-five thousand, one hundred thirty-one".