4124421253 has 2 divisors, whose sum is σ = 4124421254. Its totient is φ = 4124421252.

The previous prime is 4124421247. The next prime is 4124421271. The reversal of 4124421253 is 3521244214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4121383204 + 3038049 = 64198^2 + 1743^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4124421253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4124421953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2062210626 + 2062210627.

It is an arithmetic number, because the mean of its divisors is an integer number (2062210627).

Almost surely, 2^4124421253 is an apocalyptic number.

It is an amenable number.

4124421253 is a deficient number, since it is larger than the sum of its proper divisors (1).

4124421253 is an equidigital number, since it uses as much as digits as its factorization.

4124421253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7680, while the sum is 28.

The square root of 4124421253 is about 64221.6571959958. The cubic root of 4124421253 is about 1603.6921574143.

Adding to 4124421253 its reverse (3521244214), we get a palindrome (7645665467).

The spelling of 4124421253 in words is "four billion, one hundred twenty-four million, four hundred twenty-one thousand, two hundred fifty-three".