361544401 has 2 divisors, whose sum is σ = 361544402. Its totient is φ = 361544400.

The previous prime is 361544341. The next prime is 361544461. The reversal of 361544401 is 104445163.

It is a balanced prime because it is at equal distance from previous prime (361544341) and next prime (361544461).

It can be written as a sum of positive squares in only one way, i.e., 259049025 + 102495376 = 16095^2 + 10124^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-361544401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 361544401.

It is not a weakly prime, because it can be changed into another prime (361544461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180772200 + 180772201.

It is an arithmetic number, because the mean of its divisors is an integer number (180772201).

Almost surely, 2^361544401 is an apocalyptic number.

It is an amenable number.

361544401 is a deficient number, since it is larger than the sum of its proper divisors (1).

361544401 is an equidigital number, since it uses as much as digits as its factorization.

361544401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 361544401 is about 19014.3209450141. The cubic root of 361544401 is about 712.3944817988.

Adding to 361544401 its reverse (104445163), we get a palindrome (465989564).

The spelling of 361544401 in words is "three hundred sixty-one million, five hundred forty-four thousand, four hundred one".