243422411149 has 2 divisors, whose sum is σ = 243422411150. Its totient is φ = 243422411148.

The previous prime is 243422411107. The next prime is 243422411159. The reversal of 243422411149 is 941114224342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167518304100 + 75904107049 = 409290^2 + 275507^2 .

It is a cyclic number.

It is not a de Polignac number, because 243422411149 - 2¹¹ = 243422409101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243422411159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121711205574 + 121711205575.

It is an arithmetic number, because the mean of its divisors is an integer number (121711205575).

Almost surely, 2^243422411149 is an apocalyptic number.

It is an amenable number.

243422411149 is a deficient number, since it is larger than the sum of its proper divisors (1).

243422411149 is an equidigital number, since it uses as much as digits as its factorization.

243422411149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55296, while the sum is 37.

The spelling of 243422411149 in words is "two hundred forty-three billion, four hundred twenty-two million, four hundred eleven thousand, one hundred forty-nine".