36315947 has 2 divisors, whose sum is σ = 36315948. Its totient is φ = 36315946.

The previous prime is 36315941. The next prime is 36315977. The reversal of 36315947 is 74951363.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36315947 - 2⁴ = 36315931 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36315947.

It is not a weakly prime, because it can be changed into another prime (36315941) 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, 18157973 + 18157974.

It is an arithmetic number, because the mean of its divisors is an integer number (18157974).

Almost surely, 2^36315947 is an apocalyptic number.

36315947 is a deficient number, since it is larger than the sum of its proper divisors (1).

36315947 is an equidigital number, since it uses as much as digits as its factorization.

36315947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 36315947 is about 6026.2714011236. The cubic root of 36315947 is about 331.1558701569.

The spelling of 36315947 in words is "thirty-six million, three hundred fifteen thousand, nine hundred forty-seven".