10253021 has 2 divisors, whose sum is σ = 10253022. Its totient is φ = 10253020.

The previous prime is 10253011. The next prime is 10253029. The reversal of 10253021 is 12035201.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5784025 + 4468996 = 2405^2 + 2114^2 .

It is a cyclic number.

It is not a de Polignac number, because 10253021 - 2¹⁴ = 10236637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10252987 and 10253005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10253029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5126510 + 5126511.

It is an arithmetic number, because the mean of its divisors is an integer number (5126511).

Almost surely, 2^10253021 is an apocalyptic number.

It is an amenable number.

10253021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10253021 is an equidigital number, since it uses as much as digits as its factorization.

10253021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 10253021 is about 3202.0338848925. The cubic root of 10253021 is about 217.2454131329.

Adding to 10253021 its reverse (12035201), we get a palindrome (22288222).

The spelling of 10253021 in words is "ten million, two hundred fifty-three thousand, twenty-one".