4010025521 has 2 divisors, whose sum is σ = 4010025522. Its totient is φ = 4010025520.

The previous prime is 4010025473. The next prime is 4010025529. The reversal of 4010025521 is 1255200104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3737610496 + 272415025 = 61136^2 + 16505^2 .

It is a cyclic number.

It is not a de Polignac number, because 4010025521 - 2⁶ = 4010025457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4010025493 and 4010025502.

It is not a weakly prime, because it can be changed into another prime (4010025529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2005012760 + 2005012761.

It is an arithmetic number, because the mean of its divisors is an integer number (2005012761).

Almost surely, 2^4010025521 is an apocalyptic number.

It is an amenable number.

4010025521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4010025521 is an equidigital number, since it uses as much as digits as its factorization.

4010025521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 4010025521 is about 63324.7623051204. The cubic root of 4010025521 is about 1588.7261557279.

Adding to 4010025521 its reverse (1255200104), we get a palindrome (5265225625).

The spelling of 4010025521 in words is "four billion, ten million, twenty-five thousand, five hundred twenty-one".