362720161 has 2 divisors, whose sum is σ = 362720162. Its totient is φ = 362720160.

The previous prime is 362720107. The next prime is 362720191. The reversal of 362720161 is 161027263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 362673936 + 46225 = 19044^2 + 215^2 .

It is an emirp because it is prime and its reverse (161027263) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 362720161 - 2¹³ = 362711969 is a prime.

It is not a weakly prime, because it can be changed into another prime (362720191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181360080 + 181360081.

It is an arithmetic number, because the mean of its divisors is an integer number (181360081).

Almost surely, 2^362720161 is an apocalyptic number.

It is an amenable number.

362720161 is a deficient number, since it is larger than the sum of its proper divisors (1).

362720161 is an equidigital number, since it uses as much as digits as its factorization.

362720161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 362720161 is about 19045.2135981721. The cubic root of 362720161 is about 713.1658933628.

The spelling of 362720161 in words is "three hundred sixty-two million, seven hundred twenty thousand, one hundred sixty-one".