10351021 has 2 divisors, whose sum is σ = 10351022. Its totient is φ = 10351020.

The previous prime is 10350997. The next prime is 10351037. The reversal of 10351021 is 12015301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6702921 + 3648100 = 2589^2 + 1910^2 .

It is an emirp because it is prime and its reverse (12015301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10351021 - 2¹¹ = 10348973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10350992 and 10351010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10351051) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5175510 + 5175511.

It is an arithmetic number, because the mean of its divisors is an integer number (5175511).

Almost surely, 2^10351021 is an apocalyptic number.

It is an amenable number.

10351021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10351021 is an equidigital number, since it uses as much as digits as its factorization.

10351021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 10351021 is about 3217.3002657508. The cubic root of 10351021 is about 217.9353748906.

Adding to 10351021 its reverse (12015301), we get a palindrome (22366322).

The spelling of 10351021 in words is "ten million, three hundred fifty-one thousand, twenty-one".