43102253189 has 2 divisors, whose sum is σ = 43102253190. Its totient is φ = 43102253188.

The previous prime is 43102253167. The next prime is 43102253209. The reversal of 43102253189 is 98135220134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35639021089 + 7463232100 = 188783^2 + 86390^2 .

It is a cyclic number.

It is not a de Polignac number, because 43102253189 - 2¹² = 43102249093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43102253149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21551126594 + 21551126595.

It is an arithmetic number, because the mean of its divisors is an integer number (21551126595).

Almost surely, 2^43102253189 is an apocalyptic number.

It is an amenable number.

43102253189 is a deficient number, since it is larger than the sum of its proper divisors (1).

43102253189 is an equidigital number, since it uses as much as digits as its factorization.

43102253189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 43102253189 in words is "forty-three billion, one hundred two million, two hundred fifty-three thousand, one hundred eighty-nine".