361411321 has 2 divisors, whose sum is σ = 361411322. Its totient is φ = 361411320.

The previous prime is 361411319. The next prime is 361411327. The reversal of 361411321 is 123114163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 358572096 + 2839225 = 18936^2 + 1685^2 .

It is a cyclic number.

It is not a de Polignac number, because 361411321 - 2¹ = 361411319 is a prime.

Together with 361411319, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 361411292 and 361411301.

It is not a weakly prime, because it can be changed into another prime (361411327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180705660 + 180705661.

It is an arithmetic number, because the mean of its divisors is an integer number (180705661).

Almost surely, 2^361411321 is an apocalyptic number.

It is an amenable number.

361411321 is a deficient number, since it is larger than the sum of its proper divisors (1).

361411321 is an equidigital number, since it uses as much as digits as its factorization.

361411321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 22.

The square root of 361411321 is about 19010.8211553315. The cubic root of 361411321 is about 712.3070632208.

Adding to 361411321 its reverse (123114163), we get a palindrome (484525484).

The spelling of 361411321 in words is "three hundred sixty-one million, four hundred eleven thousand, three hundred twenty-one".