361010609 has 2 divisors, whose sum is σ = 361010610. Its totient is φ = 361010608.

The previous prime is 361010603. The next prime is 361010641. The reversal of 361010609 is 906010163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 361000000 + 10609 = 19000^2 + 103^2 .

It is an emirp because it is prime and its reverse (906010163) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-361010609 is a prime.

It is not a weakly prime, because it can be changed into another prime (361010603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180505304 + 180505305.

It is an arithmetic number, because the mean of its divisors is an integer number (180505305).

Almost surely, 2^361010609 is an apocalyptic number.

It is an amenable number.

361010609 is a deficient number, since it is larger than the sum of its proper divisors (1).

361010609 is an equidigital number, since it uses as much as digits as its factorization.

361010609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 361010609 is about 19000.2791821594. The cubic root of 361010609 is about 712.0437108890.

The spelling of 361010609 in words is "three hundred sixty-one million, ten thousand, six hundred nine".