43103993201 has 2 divisors, whose sum is σ = 43103993202. Its totient is φ = 43103993200.

The previous prime is 43103993189. The next prime is 43103993209. The reversal of 43103993201 is 10239930134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38108896225 + 4995096976 = 195215^2 + 70676^2 .

It is a cyclic number.

It is not a de Polignac number, because 43103993201 - 2⁶ = 43103993137 is a prime.

It is not a weakly prime, because it can be changed into another prime (43103993209) 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, 21551996600 + 21551996601.

It is an arithmetic number, because the mean of its divisors is an integer number (21551996601).

Almost surely, 2^43103993201 is an apocalyptic number.

It is an amenable number.

43103993201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43103993201 is an equidigital number, since it uses as much as digits as its factorization.

43103993201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 35.

The spelling of 43103993201 in words is "forty-three billion, one hundred three million, nine hundred ninety-three thousand, two hundred one".