361183243 has 2 divisors, whose sum is σ = 361183244. Its totient is φ = 361183242.

The previous prime is 361183219. The next prime is 361183247. The reversal of 361183243 is 342381163.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 361183243 - 2⁵ = 361183211 is a prime.

It is not a weakly prime, because it can be changed into another prime (361183247) 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, 180591621 + 180591622.

It is an arithmetic number, because the mean of its divisors is an integer number (180591622).

Almost surely, 2^361183243 is an apocalyptic number.

361183243 is a deficient number, since it is larger than the sum of its proper divisors (1).

361183243 is an equidigital number, since it uses as much as digits as its factorization.

361183243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 361183243 is about 19004.8215724326. The cubic root of 361183243 is about 712.1571917327.

The spelling of 361183243 in words is "three hundred sixty-one million, one hundred eighty-three thousand, two hundred forty-three".