43600272137 has 2 divisors, whose sum is σ = 43600272138. Its totient is φ = 43600272136.

The previous prime is 43600272101. The next prime is 43600272151. The reversal of 43600272137 is 73127200634.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36426012736 + 7174259401 = 190856^2 + 84701^2 .

It is a cyclic number.

It is not a de Polignac number, because 43600272137 - 2¹⁸ = 43600009993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43600272097 and 43600272106.

It is not a weakly prime, because it can be changed into another prime (43600272167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21800136068 + 21800136069.

It is an arithmetic number, because the mean of its divisors is an integer number (21800136069).

Almost surely, 2^43600272137 is an apocalyptic number.

It is an amenable number.

43600272137 is a deficient number, since it is larger than the sum of its proper divisors (1).

43600272137 is an equidigital number, since it uses as much as digits as its factorization.

43600272137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 43600272137 in words is "forty-three billion, six hundred million, two hundred seventy-two thousand, one hundred thirty-seven".