11795914861 has 2 divisors, whose sum is σ = 11795914862. Its totient is φ = 11795914860.

The previous prime is 11795914853. The next prime is 11795914891. The reversal of 11795914861 is 16841959711.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11792656836 + 3258025 = 108594^2 + 1805^2 .

It is a cyclic number.

It is not a de Polignac number, because 11795914861 - 2³ = 11795914853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11795914799 and 11795914808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11795914891) 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 as a sum of consecutive naturals, namely, 5897957430 + 5897957431.

It is an arithmetic number, because the mean of its divisors is an integer number (5897957431).

Almost surely, 2^11795914861 is an apocalyptic number.

It is an amenable number.

11795914861 is a deficient number, since it is larger than the sum of its proper divisors (1).

11795914861 is an equidigital number, since it uses as much as digits as its factorization.

11795914861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 52.

The spelling of 11795914861 in words is "eleven billion, seven hundred ninety-five million, nine hundred fourteen thousand, eight hundred sixty-one".