36105521 has 2 divisors, whose sum is σ = 36105522. Its totient is φ = 36105520.

The previous prime is 36105499. The next prime is 36105527. The reversal of 36105521 is 12550163.

36105521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21390625 + 14714896 = 4625^2 + 3836^2 .

It is a cyclic number.

It is not a de Polignac number, because 36105521 - 2⁶ = 36105457 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (36105527) 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, 18052760 + 18052761.

It is an arithmetic number, because the mean of its divisors is an integer number (18052761).

Almost surely, 2^36105521 is an apocalyptic number.

It is an amenable number.

36105521 is a deficient number, since it is larger than the sum of its proper divisors (1).

36105521 is an equidigital number, since it uses as much as digits as its factorization.

36105521 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 36105521 is about 6008.7869824117. The cubic root of 36105521 is about 330.5150237723.

Adding to 36105521 its reverse (12550163), we get a palindrome (48655684).

The spelling of 36105521 in words is "thirty-six million, one hundred five thousand, five hundred twenty-one".