4122242447 has 2 divisors, whose sum is σ = 4122242448. Its totient is φ = 4122242446.

The previous prime is 4122242401. The next prime is 4122242477. The reversal of 4122242447 is 7442422214.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4122242447 - 2⁸ = 4122242191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4122242477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061121223 + 2061121224.

It is an arithmetic number, because the mean of its divisors is an integer number (2061121224).

Almost surely, 2^4122242447 is an apocalyptic number.

4122242447 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122242447 is an equidigital number, since it uses as much as digits as its factorization.

4122242447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28672, while the sum is 32.

The square root of 4122242447 is about 64204.6917833892. The cubic root of 4122242447 is about 1603.4097137822.

The spelling of 4122242447 in words is "four billion, one hundred twenty-two million, two hundred forty-two thousand, four hundred forty-seven".