4252602521 has 2 divisors, whose sum is σ = 4252602522. Its totient is φ = 4252602520.

The previous prime is 4252602491. The next prime is 4252602551. The reversal of 4252602521 is 1252062524.

It is a balanced prime because it is at equal distance from previous prime (4252602491) and next prime (4252602551).

It can be written as a sum of positive squares in only one way, i.e., 3324790921 + 927811600 = 57661^2 + 30460^2 .

It is a cyclic number.

It is not a de Polignac number, because 4252602521 - 2¹⁰ = 4252601497 is a prime.

It is not a weakly prime, because it can be changed into another prime (4252602551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126301260 + 2126301261.

It is an arithmetic number, because the mean of its divisors is an integer number (2126301261).

Almost surely, 2^4252602521 is an apocalyptic number.

It is an amenable number.

4252602521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4252602521 is an equidigital number, since it uses as much as digits as its factorization.

4252602521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4252602521 is about 65211.9814221282. The cubic root of 4252602521 is about 1620.1364668100.

The spelling of 4252602521 in words is "four billion, two hundred fifty-two million, six hundred two thousand, five hundred twenty-one".