43102049 has 2 divisors, whose sum is σ = 43102050. Its totient is φ = 43102048.

The previous prime is 43102027. The next prime is 43102057. The reversal of 43102049 is 94020134.

43102049 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., 38837824 + 4264225 = 6232^2 + 2065^2 .

It is a cyclic number.

It is not a de Polignac number, because 43102049 - 2¹² = 43097953 is a prime.

It is not a weakly prime, because it can be changed into another prime (43102009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21551024 + 21551025.

It is an arithmetic number, because the mean of its divisors is an integer number (21551025).

Almost surely, 2^43102049 is an apocalyptic number.

It is an amenable number.

43102049 is a deficient number, since it is larger than the sum of its proper divisors (1).

43102049 is an equidigital number, since it uses as much as digits as its factorization.

43102049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 43102049 is about 6565.2150764465. The cubic root of 43102049 is about 350.6167330281.

The spelling of 43102049 in words is "forty-three million, one hundred two thousand, forty-nine".