452161 has 2 divisors, whose sum is σ = 452162. Its totient is φ = 452160.

The previous prime is 452159. The next prime is 452171. The reversal of 452161 is 161254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 255025 + 197136 = 505^2 + 444^2 .

It is a cyclic number.

It is not a de Polignac number, because 452161 - 2¹ = 452159 is a prime.

Together with 452159, it forms a pair of twin primes.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

452161 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (452131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226080 + 226081.

It is an arithmetic number, because the mean of its divisors is an integer number (226081).

2⁴⁵²¹⁶¹ is an apocalyptic number.

It is an amenable number.

452161 is a deficient number, since it is larger than the sum of its proper divisors (1).

452161 is an equidigital number, since it uses as much as digits as its factorization.

452161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240, while the sum is 19.

The square root of 452161 is about 672.4291784270. The cubic root of 452161 is about 76.7534136775.

The spelling of 452161 in words is "four hundred fifty-two thousand, one hundred sixty-one".