361823201 has 2 divisors, whose sum is σ = 361823202. Its totient is φ = 361823200.

The previous prime is 361823197. The next prime is 361823243. The reversal of 361823201 is 102328163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354342976 + 7480225 = 18824^2 + 2735^2 .

It is a cyclic number.

It is not a de Polignac number, because 361823201 - 2² = 361823197 is a prime.

It is not a weakly prime, because it can be changed into another prime (361820201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180911600 + 180911601.

It is an arithmetic number, because the mean of its divisors is an integer number (180911601).

Almost surely, 2^361823201 is an apocalyptic number.

It is an amenable number.

361823201 is a deficient number, since it is larger than the sum of its proper divisors (1).

361823201 is an equidigital number, since it uses as much as digits as its factorization.

361823201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 361823201 is about 19021.6508484411. The cubic root of 361823201 is about 712.5775524900.

The spelling of 361823201 in words is "three hundred sixty-one million, eight hundred twenty-three thousand, two hundred one".