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201139 is a prime number
BaseRepresentation
bin110001000110110011
3101012220121
4301012303
522414024
64151111
71465261
oct610663
9335817
10201139
11128134
1298497
1370723
1453431
153e8e4
hex311b3

201139 has 2 divisors, whose sum is σ = 201140. Its totient is φ = 201138.

The previous prime is 201121. The next prime is 201151. The reversal of 201139 is 931102.

201139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201139 - 25 = 201107 is a prime.

It is not a weakly prime, because it can be changed into another prime (201119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100569 + 100570.

It is an arithmetic number, because the mean of its divisors is an integer number (100570).

2201139 is an apocalyptic number.

201139 is a deficient number, since it is larger than the sum of its proper divisors (1).

201139 is an equidigital number, since it uses as much as digits as its factorization.

201139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 201139 is about 448.4852282963. The cubic root of 201139 is about 58.5911598914.

The spelling of 201139 in words is "two hundred one thousand, one hundred thirty-nine".