36132021521 has 2 divisors, whose sum is σ = 36132021522. Its totient is φ = 36132021520.

The previous prime is 36132021503. The next prime is 36132021529. The reversal of 36132021521 is 12512023163.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30752532496 + 5379489025 = 175364^2 + 73345^2 .

It is a cyclic number.

It is not a de Polignac number, because 36132021521 - 2¹⁰ = 36132020497 is a prime.

It is not a weakly prime, because it can be changed into another prime (36132021529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18066010760 + 18066010761.

It is an arithmetic number, because the mean of its divisors is an integer number (18066010761).

Almost surely, 2^36132021521 is an apocalyptic number.

It is an amenable number.

36132021521 is a deficient number, since it is larger than the sum of its proper divisors (1).

36132021521 is an equidigital number, since it uses as much as digits as its factorization.

36132021521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 36132021521 its reverse (12512023163), we get a palindrome (48644044684).

The spelling of 36132021521 in words is "thirty-six billion, one hundred thirty-two million, twenty-one thousand, five hundred twenty-one".