11940805363 has 4 divisors (see below), whose sum is σ = 11942056360. Its totient is φ = 11939554368.

The previous prime is 11940805337. The next prime is 11940805367. The reversal of 11940805363 is 36350804911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36350804911 = 1093 ⋅33257827.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11940805363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11940805367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611070 + ... + 630307.

It is an arithmetic number, because the mean of its divisors is an integer number (2985514090).

Almost surely, 2^11940805363 is an apocalyptic number.

11940805363 is a deficient number, since it is larger than the sum of its proper divisors (1250997).

11940805363 is an equidigital number, since it uses as much as digits as its factorization.

11940805363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250996.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 11940805363 in words is "eleven billion, nine hundred forty million, eight hundred five thousand, three hundred sixty-three".