36159997 has 2 divisors, whose sum is σ = 36159998. Its totient is φ = 36159996.

The previous prime is 36159973. The next prime is 36160027. The reversal of 36159997 is 79995163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34880836 + 1279161 = 5906^2 + 1131^2 .

It is a cyclic number.

It is not a de Polignac number, because 36159997 - 2¹¹ = 36157949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36159997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36154997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18079998 + 18079999.

It is an arithmetic number, because the mean of its divisors is an integer number (18079999).

Almost surely, 2^36159997 is an apocalyptic number.

It is an amenable number.

36159997 is a deficient number, since it is larger than the sum of its proper divisors (1).

36159997 is an equidigital number, since it uses as much as digits as its factorization.

36159997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 49.

The square root of 36159997 is about 6013.3183019029. The cubic root of 36159997 is about 330.6811672330.

The spelling of 36159997 in words is "thirty-six million, one hundred fifty-nine thousand, nine hundred ninety-seven".