361630673 has 2 divisors, whose sum is σ = 361630674. Its totient is φ = 361630672.

The previous prime is 361630663. The next prime is 361630721. The reversal of 361630673 is 376036163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 331676944 + 29953729 = 18212^2 + 5473^2 .

It is a cyclic number.

It is not a de Polignac number, because 361630673 - 2⁸ = 361630417 is a prime.

It is not a weakly prime, because it can be changed into another prime (361630603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180815336 + 180815337.

It is an arithmetic number, because the mean of its divisors is an integer number (180815337).

Almost surely, 2^361630673 is an apocalyptic number.

It is an amenable number.

361630673 is a deficient number, since it is larger than the sum of its proper divisors (1).

361630673 is an equidigital number, since it uses as much as digits as its factorization.

361630673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 361630673 is about 19016.5894155603. The cubic root of 361630673 is about 712.4511413301.

The spelling of 361630673 in words is "three hundred sixty-one million, six hundred thirty thousand, six hundred seventy-three".