36215129 has 2 divisors, whose sum is σ = 36215130. Its totient is φ = 36215128.

The previous prime is 36215111. The next prime is 36215149. The reversal of 36215129 is 92151263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20430400 + 15784729 = 4520^2 + 3973^2 .

It is a cyclic number.

It is not a de Polignac number, because 36215129 - 2⁸ = 36214873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36215149) 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, 18107564 + 18107565.

It is an arithmetic number, because the mean of its divisors is an integer number (18107565).

Almost surely, 2^36215129 is an apocalyptic number.

It is an amenable number.

36215129 is a deficient number, since it is larger than the sum of its proper divisors (1).

36215129 is an equidigital number, since it uses as much as digits as its factorization.

36215129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3240, while the sum is 29.

The square root of 36215129 is about 6017.9007137041. The cubic root of 36215129 is about 330.8491415877.

The spelling of 36215129 in words is "thirty-six million, two hundred fifteen thousand, one hundred twenty-nine".