10630621 has 2 divisors, whose sum is σ = 10630622. Its totient is φ = 10630620.

The previous prime is 10630619. The next prime is 10630649. The reversal of 10630621 is 12603601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10562500 + 68121 = 3250^2 + 261^2 .

It is a cyclic number.

It is not a de Polignac number, because 10630621 - 2¹ = 10630619 is a prime.

It is a super-2 number, since 2×10630621² = 226020205691282, which contains 22 as substring.

Together with 10630619, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10630651) 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, 5315310 + 5315311.

It is an arithmetic number, because the mean of its divisors is an integer number (5315311).

Almost surely, 2^10630621 is an apocalyptic number.

It is an amenable number.

10630621 is a deficient number, since it is larger than the sum of its proper divisors (1).

10630621 is an equidigital number, since it uses as much as digits as its factorization.

10630621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 10630621 is about 3260.4633106355. The cubic root of 10630621 is about 219.8802447414.

The spelling of 10630621 in words is "ten million, six hundred thirty thousand, six hundred twenty-one".