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85133 is a prime number
BaseRepresentation
bin10100110010001101
311022210002
4110302031
510211013
61454045
7503126
oct246215
9138702
1085133
1158a64
1241325
132c999
142304d
151a358
hex14c8d

85133 has 2 divisors, whose sum is σ = 85134. Its totient is φ = 85132.

The previous prime is 85121. The next prime is 85147. The reversal of 85133 is 33158.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58564 + 26569 = 242^2 + 163^2 .

It is a cyclic number.

It is not a de Polignac number, because 85133 - 214 = 68749 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p8291 and since 85133 and 8291 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42566 + 42567.

It is an arithmetic number, because the mean of its divisors is an integer number (42567).

285133 is an apocalyptic number.

It is an amenable number.

85133 is a deficient number, since it is larger than the sum of its proper divisors (1).

85133 is an equidigital number, since it uses as much as digits as its factorization.

85133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 20.

The square root of 85133 is about 291.7755987056. The cubic root of 85133 is about 43.9912172553.

The spelling of 85133 in words is "eighty-five thousand, one hundred thirty-three".