4220144597 has 2 divisors, whose sum is σ = 4220144598. Its totient is φ = 4220144596.

The previous prime is 4220144569. The next prime is 4220144681. The reversal of 4220144597 is 7954410224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3852809041 + 367335556 = 62071^2 + 19166^2 .

It is a cyclic number.

It is not a de Polignac number, because 4220144597 - 2¹⁰ = 4220143573 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4220144597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4220144567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110072298 + 2110072299.

It is an arithmetic number, because the mean of its divisors is an integer number (2110072299).

Almost surely, 2^4220144597 is an apocalyptic number.

It is an amenable number.

4220144597 is a deficient number, since it is larger than the sum of its proper divisors (1).

4220144597 is an equidigital number, since it uses as much as digits as its factorization.

4220144597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 4220144597 is about 64962.6400094701. The cubic root of 4220144597 is about 1616.0040463916.

The spelling of 4220144597 in words is "four billion, two hundred twenty million, one hundred forty-four thousand, five hundred ninety-seven".