4250010521 has 2 divisors, whose sum is σ = 4250010522. Its totient is φ = 4250010520.

The previous prime is 4250010511. The next prime is 4250010533. The reversal of 4250010521 is 1250100524.

4250010521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2670822400 + 1579188121 = 51680^2 + 39739^2 .

It is a cyclic number.

It is not a de Polignac number, because 4250010521 - 2¹⁰ = 4250009497 is a prime.

It is a super-2 number, since 2×4250010521² = 36125178857221382882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4250010493 and 4250010502.

It is not a weakly prime, because it can be changed into another prime (4250010511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2125005260 + 2125005261.

It is an arithmetic number, because the mean of its divisors is an integer number (2125005261).

Almost surely, 2^4250010521 is an apocalyptic number.

It is an amenable number.

4250010521 is a deficient number, since it is larger than the sum of its proper divisors (1).

4250010521 is an equidigital number, since it uses as much as digits as its factorization.

4250010521 is an evil number, because the sum of its binary digits is even.

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

The square root of 4250010521 is about 65192.1047443630. The cubic root of 4250010521 is about 1619.8072372634.

The spelling of 4250010521 in words is "four billion, two hundred fifty million, ten thousand, five hundred twenty-one".