4242320053 has 4 divisors (see below), whose sum is σ = 4250655180. Its totient is φ = 4233984928.

The previous prime is 4242319997. The next prime is 4242320081. The reversal of 4242320053 is 3500232424.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3942960849 + 299359204 = 62793^2 + 17302^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242320053 - 2¹⁷ = 4242188981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4242320083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4166800 + ... + 4167817.

It is an arithmetic number, because the mean of its divisors is an integer number (1062663795).

Almost surely, 2^4242320053 is an apocalyptic number.

It is an amenable number.

4242320053 is a deficient number, since it is larger than the sum of its proper divisors (8335127).

4242320053 is an equidigital number, since it uses as much as digits as its factorization.

4242320053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8335126.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 4242320053 is about 65133.0949134156. The cubic root of 4242320053 is about 1618.8296242284.

Adding to 4242320053 its reverse (3500232424), we get a palindrome (7742552477).

The spelling of 4242320053 in words is "four billion, two hundred forty-two million, three hundred twenty thousand, fifty-three".