36167231 has 2 divisors, whose sum is σ = 36167232. Its totient is φ = 36167230.

The previous prime is 36167221. The next prime is 36167233. The reversal of 36167231 is 13276163.

It is a strong prime.

It is an emirp because it is prime and its reverse (13276163) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36167231 is a prime.

It is a super-2 number, since 2×36167231² = 2616137196414722, which contains 22 as substring.

Together with 36167233, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 36167194 and 36167203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36167233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18083615 + 18083616.

It is an arithmetic number, because the mean of its divisors is an integer number (18083616).

Almost surely, 2^36167231 is an apocalyptic number.

36167231 is a deficient number, since it is larger than the sum of its proper divisors (1).

36167231 is an equidigital number, since it uses as much as digits as its factorization.

36167231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 29.

The square root of 36167231 is about 6013.9197700003. The cubic root of 36167231 is about 330.7032172723.

It can be divided in two parts, 3616 and 7231, that multiplied together give a triangular number (26147296 = T₇₂₃₁).

The spelling of 36167231 in words is "thirty-six million, one hundred sixty-seven thousand, two hundred thirty-one".