243422107 has 2 divisors, whose sum is σ = 243422108. Its totient is φ = 243422106.

The previous prime is 243422089. The next prime is 243422119. The reversal of 243422107 is 701224342.

It is a happy number.

243422107 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 is a cyclic number.

It is not a de Polignac number, because 243422107 - 2⁷ = 243421979 is a prime.

It is not a weakly prime, because it can be changed into another prime (243422197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121711053 + 121711054.

It is an arithmetic number, because the mean of its divisors is an integer number (121711054).

Almost surely, 2^243422107 is an apocalyptic number.

243422107 is a deficient number, since it is larger than the sum of its proper divisors (1).

243422107 is an equidigital number, since it uses as much as digits as its factorization.

243422107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 243422107 is about 15601.9904819866. The cubic root of 243422107 is about 624.3862621587.

Adding to 243422107 its reverse (701224342), we get a palindrome (944646449).

The spelling of 243422107 in words is "two hundred forty-three million, four hundred twenty-two thousand, one hundred seven".