36036281 has 2 divisors, whose sum is σ = 36036282. Its totient is φ = 36036280.

The previous prime is 36036271. The next prime is 36036289. The reversal of 36036281 is 18263063.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20394256 + 15642025 = 4516^2 + 3955^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36036281 is a prime.

It is a super-2 number, since 2×36036281² = 2597227096621922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (36036289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18018140 + 18018141.

It is an arithmetic number, because the mean of its divisors is an integer number (18018141).

Almost surely, 2^36036281 is an apocalyptic number.

It is an amenable number.

36036281 is a deficient number, since it is larger than the sum of its proper divisors (1).

36036281 is an equidigital number, since it uses as much as digits as its factorization.

36036281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 36036281 is about 6003.0226552962. The cubic root of 36036281 is about 330.3036110014.

The spelling of 36036281 in words is "thirty-six million, thirty-six thousand, two hundred eighty-one".