43273084264181 has 2 divisors, whose sum is σ = 43273084264182. Its totient is φ = 43273084264180.

The previous prime is 43273084264043. The next prime is 43273084264211. The reversal of 43273084264181 is 18146248037234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41361684003025 + 1911400261156 = 6431305^2 + 1382534^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43273084264181 is a prime.

It is a super-2 number, since 2×43273084264181² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43273084264481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21636542132090 + 21636542132091.

It is an arithmetic number, because the mean of its divisors is an integer number (21636542132091).

Almost surely, 2^{43273084264181} is an apocalyptic number.

It is an amenable number.

43273084264181 is a deficient number, since it is larger than the sum of its proper divisors (1).

43273084264181 is an equidigital number, since it uses as much as digits as its factorization.

43273084264181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6193152, while the sum is 53.

The spelling of 43273084264181 in words is "forty-three trillion, two hundred seventy-three billion, eighty-four million, two hundred sixty-four thousand, one hundred eighty-one".