11936670841 has 4 divisors (see below), whose sum is σ = 11962231632. Its totient is φ = 11911110052.

The previous prime is 11936670817. The next prime is 11936670877. The reversal of 11936670841 is 14807663911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11936670841 - 2¹⁹ = 11936146553 is a prime.

It is a super-2 number, since 2×11936670841² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11936670791 and 11936670800.

It is not an unprimeable number, because it can be changed into a prime (11936671841) 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, 12779695 + ... + 12780628.

It is an arithmetic number, because the mean of its divisors is an integer number (2990557908).

Almost surely, 2^11936670841 is an apocalyptic number.

It is an amenable number.

11936670841 is a deficient number, since it is larger than the sum of its proper divisors (25560791).

11936670841 is an equidigital number, since it uses as much as digits as its factorization.

11936670841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25560790.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 11936670841 in words is "eleven billion, nine hundred thirty-six million, six hundred seventy thousand, eight hundred forty-one".