6252522121 has 2 divisors, whose sum is σ = 6252522122. Its totient is φ = 6252522120.

The previous prime is 6252522103. The next prime is 6252522139. The reversal of 6252522121 is 1212252526.

It is a balanced prime because it is at equal distance from previous prime (6252522103) and next prime (6252522139).

It can be written as a sum of positive squares in only one way, i.e., 5087255625 + 1165266496 = 71325^2 + 34136^2 .

It is a cyclic number.

It is not a de Polignac number, because 6252522121 - 2⁹ = 6252521609 is a prime.

It is a super-3 number, since 3×6252522121³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6252522121.

It is not a weakly prime, because it can be changed into another prime (6252522421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126261060 + 3126261061.

It is an arithmetic number, because the mean of its divisors is an integer number (3126261061).

Almost surely, 2^6252522121 is an apocalyptic number.

It is an amenable number.

6252522121 is a deficient number, since it is larger than the sum of its proper divisors (1).

6252522121 is an equidigital number, since it uses as much as digits as its factorization.

6252522121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 28.

The square root of 6252522121 is about 79072.8911890795. The cubic root of 6252522121 is about 1842.2634912842.

Adding to 6252522121 its reverse (1212252526), we get a palindrome (7464774647).

The spelling of 6252522121 in words is "six billion, two hundred fifty-two million, five hundred twenty-two thousand, one hundred twenty-one".