162265361 has 2 divisors, whose sum is σ = 162265362. Its totient is φ = 162265360.

The previous prime is 162265343. The next prime is 162265381. The reversal of 162265361 is 163562261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152374336 + 9891025 = 12344^2 + 3145^2 .

It is an emirp because it is prime and its reverse (163562261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162265361 - 2⁶ = 162265297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (162265381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81132680 + 81132681.

It is an arithmetic number, because the mean of its divisors is an integer number (81132681).

Almost surely, 2^162265361 is an apocalyptic number.

It is an amenable number.

162265361 is a deficient number, since it is larger than the sum of its proper divisors (1).

162265361 is an equidigital number, since it uses as much as digits as its factorization.

162265361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 162265361 is about 12738.3421605796. The cubic root of 162265361 is about 545.4336654389.

The spelling of 162265361 in words is "one hundred sixty-two million, two hundred sixty-five thousand, three hundred sixty-one".