360554561 has 2 divisors, whose sum is σ = 360554562. Its totient is φ = 360554560.

The previous prime is 360554497. The next prime is 360554569. The reversal of 360554561 is 165455063.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 317730625 + 42823936 = 17825^2 + 6544^2 .

It is a cyclic number.

It is not a de Polignac number, because 360554561 - 2⁶ = 360554497 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (360554569) 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, 180277280 + 180277281.

It is an arithmetic number, because the mean of its divisors is an integer number (180277281).

Almost surely, 2^360554561 is an apocalyptic number.

It is an amenable number.

360554561 is a deficient number, since it is larger than the sum of its proper divisors (1).

360554561 is an equidigital number, since it uses as much as digits as its factorization.

360554561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 360554561 is about 18988.2743028428. The cubic root of 360554561 is about 711.7437539207.

The spelling of 360554561 in words is "three hundred sixty million, five hundred fifty-four thousand, five hundred sixty-one".