10536521 has 2 divisors, whose sum is σ = 10536522. Its totient is φ = 10536520.

The previous prime is 10536517. The next prime is 10536523. The reversal of 10536521 is 12563501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10010896 + 525625 = 3164^2 + 725^2 .

It is an emirp because it is prime and its reverse (12563501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10536521 - 2² = 10536517 is a prime.

It is a super-2 number, since 2×10536521² = 222036549566882, which contains 22 as substring.

Together with 10536523, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10536523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5268260 + 5268261.

It is an arithmetic number, because the mean of its divisors is an integer number (5268261).

Almost surely, 2^10536521 is an apocalyptic number.

It is an amenable number.

10536521 is a deficient number, since it is larger than the sum of its proper divisors (1).

10536521 is an equidigital number, since it uses as much as digits as its factorization.

10536521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 10536521 is about 3246.0007701786. Note that the first 3 decimals coincide. The cubic root of 10536521 is about 219.2295432435.

The spelling of 10536521 in words is "ten million, five hundred thirty-six thousand, five hundred twenty-one".