11771824807 has 2 divisors, whose sum is σ = 11771824808. Its totient is φ = 11771824806.

The previous prime is 11771824747. The next prime is 11771824819. The reversal of 11771824807 is 70842817711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11771824807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11771824877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5885912403 + 5885912404.

It is an arithmetic number, because the mean of its divisors is an integer number (5885912404).

Almost surely, 2^11771824807 is an apocalyptic number.

11771824807 is a deficient number, since it is larger than the sum of its proper divisors (1).

11771824807 is an equidigital number, since it uses as much as digits as its factorization.

11771824807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 175616, while the sum is 46.

The spelling of 11771824807 in words is "eleven billion, seven hundred seventy-one million, eight hundred twenty-four thousand, eight hundred seven".