112161772841 has 2 divisors, whose sum is σ = 112161772842. Its totient is φ = 112161772840.

The previous prime is 112161772799. The next prime is 112161772859. The reversal of 112161772841 is 148277161211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112067605225 + 94167616 = 334765^2 + 9704^2 .

It is a cyclic number.

It is not a de Polignac number, because 112161772841 - 2¹⁰ = 112161771817 is a prime.

It is a super-2 number, since 2×112161772841² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112151772841) 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, 56080886420 + 56080886421.

It is an arithmetic number, because the mean of its divisors is an integer number (56080886421).

Almost surely, 2^112161772841 is an apocalyptic number.

It is an amenable number.

112161772841 is a deficient number, since it is larger than the sum of its proper divisors (1).

112161772841 is an equidigital number, since it uses as much as digits as its factorization.

112161772841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37632, while the sum is 41.

The spelling of 112161772841 in words is "one hundred twelve billion, one hundred sixty-one million, seven hundred seventy-two thousand, eight hundred forty-one".