112511532169 has 2 divisors, whose sum is σ = 112511532170. Its totient is φ = 112511532168.

The previous prime is 112511532113. The next prime is 112511532311. The reversal of 112511532169 is 961235115211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68794994944 + 43716537225 = 262288^2 + 209085^2 .

It is a cyclic number.

It is not a de Polignac number, because 112511532169 - 2¹⁷ = 112511401097 is a prime.

It is a super-2 number, since 2×112511532169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112511532109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56255766084 + 56255766085.

It is an arithmetic number, because the mean of its divisors is an integer number (56255766085).

Almost surely, 2^112511532169 is an apocalyptic number.

It is an amenable number.

112511532169 is a deficient number, since it is larger than the sum of its proper divisors (1).

112511532169 is an equidigital number, since it uses as much as digits as its factorization.

112511532169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 37.

It can be divided in two parts, 112511 and 532169, that added together give a triangular number (644680 = T₁₁₃₅).

The spelling of 112511532169 in words is "one hundred twelve billion, five hundred eleven million, five hundred thirty-two thousand, one hundred sixty-nine".