360273821 has 2 divisors, whose sum is σ = 360273822. Its totient is φ = 360273820.

The previous prime is 360273799. The next prime is 360273853. The reversal of 360273821 is 128372063.

It is a happy number.

It is an a-pointer prime, because the next prime (360273853) can be obtained adding 360273821 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348232921 + 12040900 = 18661^2 + 3470^2 .

It is a cyclic number.

It is not a de Polignac number, because 360273821 - 2¹⁰ = 360272797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (360273871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180136910 + 180136911.

It is an arithmetic number, because the mean of its divisors is an integer number (180136911).

Almost surely, 2^360273821 is an apocalyptic number.

It is an amenable number.

360273821 is a deficient number, since it is larger than the sum of its proper divisors (1).

360273821 is an equidigital number, since it uses as much as digits as its factorization.

360273821 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 360273821 is about 18980.8804063457. The cubic root of 360273821 is about 711.5589766854.

The spelling of 360273821 in words is "three hundred sixty million, two hundred seventy-three thousand, eight hundred twenty-one".