43273230601361 has 2 divisors, whose sum is σ = 43273230601362. Its totient is φ = 43273230601360.

The previous prime is 43273230601331. The next prime is 43273230601373. The reversal of 43273230601361 is 16310603237234.

43273230601361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42733101147136 + 540129454225 = 6537056^2 + 734935^2 .

It is a cyclic number.

It is not a de Polignac number, because 43273230601361 - 2⁶ = 43273230601297 is a prime.

It is not a weakly prime, because it can be changed into another prime (43273230601331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21636615300680 + 21636615300681.

It is an arithmetic number, because the mean of its divisors is an integer number (21636615300681).

Almost surely, 2^{43273230601361} is an apocalyptic number.

It is an amenable number.

43273230601361 is a deficient number, since it is larger than the sum of its proper divisors (1).

43273230601361 is an equidigital number, since it uses as much as digits as its factorization.

43273230601361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 41.

Adding to 43273230601361 its reverse (16310603237234), we get a palindrome (59583833838595).

The spelling of 43273230601361 in words is "forty-three trillion, two hundred seventy-three billion, two hundred thirty million, six hundred one thousand, three hundred sixty-one".