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BaseRepresentation
bin100111100011011011
322020020102
4213203123
520141021
63250015
71243223
oct474333
9266212
10162011
111007a3
127990b
1358985
1443083
153300b
hex278db

162011 has 2 divisors, whose sum is σ = 162012. Its totient is φ = 162010.

The previous prime is 162007. The next prime is 162017. The reversal of 162011 is 110261.

Adding to 162011 its reverse (110261), we get a palindrome (272272).

162011 is nontrivially palindromic in base 13.

It is a weak prime.

It is an emirp because it is prime and its reverse (110261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162011 - 22 = 162007 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 161983 and 162001.

It is not a weakly prime, because it can be changed into another prime (162017) 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, 81005 + 81006.

It is an arithmetic number, because the mean of its divisors is an integer number (81006).

2162011 is an apocalyptic number.

162011 is a deficient number, since it is larger than the sum of its proper divisors (1).

162011 is an equidigital number, since it uses as much as digits as its factorization.

162011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 162011 is about 402.5059005779. The cubic root of 162011 is about 54.5148516044.

The spelling of 162011 in words is "one hundred sixty-two thousand, eleven".