11824515161 has 2 divisors, whose sum is σ = 11824515162. Its totient is φ = 11824515160.

The previous prime is 11824515133. The next prime is 11824515179. The reversal of 11824515161 is 16151542811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6068410000 + 5756105161 = 77900^2 + 75869^2 .

It is a cyclic number.

It is not a de Polignac number, because 11824515161 - 2¹⁰ = 11824514137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11824515191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5912257580 + 5912257581.

It is an arithmetic number, because the mean of its divisors is an integer number (5912257581).

Almost surely, 2^11824515161 is an apocalyptic number.

It is an amenable number.

11824515161 is a deficient number, since it is larger than the sum of its proper divisors (1).

11824515161 is an equidigital number, since it uses as much as digits as its factorization.

11824515161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9600, while the sum is 35.

The spelling of 11824515161 in words is "eleven billion, eight hundred twenty-four million, five hundred fifteen thousand, one hundred sixty-one".