4242564253 has 2 divisors, whose sum is σ = 4242564254. Its totient is φ = 4242564252.

The previous prime is 4242564239. The next prime is 4242564259. The reversal of 4242564253 is 3524652424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2724526809 + 1518037444 = 52197^2 + 38962^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242564253 - 2¹³ = 4242556061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4242564259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121282126 + 2121282127.

It is an arithmetic number, because the mean of its divisors is an integer number (2121282127).

Almost surely, 2^4242564253 is an apocalyptic number.

It is an amenable number.

4242564253 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242564253 is an equidigital number, since it uses as much as digits as its factorization.

4242564253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 230400, while the sum is 37.

The square root of 4242564253 is about 65134.9695094732. The cubic root of 4242564253 is about 1618.8606851105.

The spelling of 4242564253 in words is "four billion, two hundred forty-two million, five hundred sixty-four thousand, two hundred fifty-three".