4052413021 has 2 divisors, whose sum is σ = 4052413022. Its totient is φ = 4052413020.

The previous prime is 4052413007. The next prime is 4052413067. The reversal of 4052413021 is 1203142504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2528681796 + 1523731225 = 50286^2 + 39035^2 .

It is a cyclic number.

It is not a de Polignac number, because 4052413021 - 2¹⁷ = 4052281949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4052412983 and 4052413001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4052413091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2026206510 + 2026206511.

It is an arithmetic number, because the mean of its divisors is an integer number (2026206511).

Almost surely, 2^4052413021 is an apocalyptic number.

It is an amenable number.

4052413021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4052413021 is an equidigital number, since it uses as much as digits as its factorization.

4052413021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4052413021 is about 63658.5659671972. The cubic root of 4052413021 is about 1594.3043609778.

Adding to 4052413021 its reverse (1203142504), we get a palindrome (5255555525).

The spelling of 4052413021 in words is "four billion, fifty-two million, four hundred thirteen thousand, twenty-one".