36774161 has 2 divisors, whose sum is σ = 36774162. Its totient is φ = 36774160.

The previous prime is 36774151. The next prime is 36774167. The reversal of 36774161 is 16147763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32547025 + 4227136 = 5705^2 + 2056^2 .

It is an emirp because it is prime and its reverse (16147763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36774161 - 2¹⁰ = 36773137 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_2248748 and since 36774161 and 2248748 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (36774167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18387080 + 18387081.

It is an arithmetic number, because the mean of its divisors is an integer number (18387081).

Almost surely, 2^36774161 is an apocalyptic number.

It is an amenable number.

36774161 is a deficient number, since it is larger than the sum of its proper divisors (1).

36774161 is an equidigital number, since it uses as much as digits as its factorization.

36774161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 35.

The square root of 36774161 is about 6064.1702647601. The cubic root of 36774161 is about 332.5428320272.

The spelling of 36774161 in words is "thirty-six million, seven hundred seventy-four thousand, one hundred sixty-one".