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485161 is a prime number
BaseRepresentation
bin1110110011100101001
3220122111221
41312130221
5111011121
614222041
74060315
oct1663451
9818457
10485161
11301566
121b4921
1313caa1
14c8b45
1598b41
hex76729

485161 has 2 divisors, whose sum is σ = 485162. Its totient is φ = 485160.

The previous prime is 485137. The next prime is 485167. The reversal of 485161 is 161584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 295936 + 189225 = 544^2 + 435^2 .

It is a cyclic number.

It is not a de Polignac number, because 485161 - 215 = 452393 is a prime.

It is not a weakly prime, because it can be changed into another prime (485167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242580 + 242581.

It is an arithmetic number, because the mean of its divisors is an integer number (242581).

2485161 is an apocalyptic number.

485161 is the 312-nd centered decagonal number.

It is an amenable number.

485161 is a deficient number, since it is larger than the sum of its proper divisors (1).

485161 is an equidigital number, since it uses as much as digits as its factorization.

485161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 960, while the sum is 25.

The square root of 485161 is about 696.5349955315. The cubic root of 485161 is about 78.5769729263.

It can be divided in two parts, 485 and 161, that added together give a palindrome (646).

The spelling of 485161 in words is "four hundred eighty-five thousand, one hundred sixty-one".