360661573 has 2 divisors, whose sum is σ = 360661574. Its totient is φ = 360661572.

The previous prime is 360661571. The next prime is 360661589. The reversal of 360661573 is 375166063.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355812769 + 4848804 = 18863^2 + 2202^2 .

It is an emirp because it is prime and its reverse (375166063) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 360661573 - 2¹ = 360661571 is a prime.

Together with 360661571, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (360661571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180330786 + 180330787.

It is an arithmetic number, because the mean of its divisors is an integer number (180330787).

Almost surely, 2^360661573 is an apocalyptic number.

It is an amenable number.

360661573 is a deficient number, since it is larger than the sum of its proper divisors (1).

360661573 is an equidigital number, since it uses as much as digits as its factorization.

360661573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 360661573 is about 18991.0919380640. The cubic root of 360661573 is about 711.8141617469.

The spelling of 360661573 in words is "three hundred sixty million, six hundred sixty-one thousand, five hundred seventy-three".