36218971 has 2 divisors, whose sum is σ = 36218972. Its totient is φ = 36218970.

The previous prime is 36218953. The next prime is 36218977. The reversal of 36218971 is 17981263.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36218971 - 2¹¹ = 36216923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36218971.

It is not a weakly prime, because it can be changed into another prime (36218977) 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, 18109485 + 18109486.

It is an arithmetic number, because the mean of its divisors is an integer number (18109486).

Almost surely, 2^36218971 is an apocalyptic number.

36218971 is a deficient number, since it is larger than the sum of its proper divisors (1).

36218971 is an equidigital number, since it uses as much as digits as its factorization.

36218971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 37.

The square root of 36218971 is about 6018.2199195443. The cubic root of 36218971 is about 330.8608409105.

The spelling of 36218971 in words is "thirty-six million, two hundred eighteen thousand, nine hundred seventy-one".