360468809 has 2 divisors, whose sum is σ = 360468810. Its totient is φ = 360468808.

The previous prime is 360468749. The next prime is 360468821. The reversal of 360468809 is 908864063.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275460409 + 85008400 = 16597^2 + 9220^2 .

It is an emirp because it is prime and its reverse (908864063) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 360468809 - 2²⁸ = 92033353 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 360468809.

It is not a weakly prime, because it can be changed into another prime (360468109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180234404 + 180234405.

It is an arithmetic number, because the mean of its divisors is an integer number (180234405).

Almost surely, 2^360468809 is an apocalyptic number.

It is an amenable number.

360468809 is a deficient number, since it is larger than the sum of its proper divisors (1).

360468809 is an equidigital number, since it uses as much as digits as its factorization.

360468809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 360468809 is about 18986.0161434673. The cubic root of 360468809 is about 711.6873239133.

The spelling of 360468809 in words is "three hundred sixty million, four hundred sixty-eight thousand, eight hundred nine".