10505653 has 2 divisors, whose sum is σ = 10505654. Its totient is φ = 10505652.

The previous prime is 10505647. The next prime is 10505699. The reversal of 10505653 is 35650501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6671889 + 3833764 = 2583^2 + 1958^2 .

It is an emirp because it is prime and its reverse (35650501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10505653 - 2⁹ = 10505141 is a prime.

It is a super-2 number, since 2×10505653² = 220737489912818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10505623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5252826 + 5252827.

It is an arithmetic number, because the mean of its divisors is an integer number (5252827).

Almost surely, 2^10505653 is an apocalyptic number.

It is an amenable number.

10505653 is a deficient number, since it is larger than the sum of its proper divisors (1).

10505653 is an equidigital number, since it uses as much as digits as its factorization.

10505653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 10505653 is about 3241.2425086686. The cubic root of 10505653 is about 219.0152474389.

The spelling of 10505653 in words is "ten million, five hundred five thousand, six hundred fifty-three".