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133183 is a prime number
BaseRepresentation
bin100000100000111111
320202200201
4200200333
513230213
62504331
71063201
oct404077
9222621
10133183
1191076
12650a7
134880b
1436771
15296dd
hex2083f

133183 has 2 divisors, whose sum is σ = 133184. Its totient is φ = 133182.

The previous prime is 133169. The next prime is 133187. The reversal of 133183 is 381331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133183 - 213 = 124991 is a prime.

It is a super-2 number, since 2×1331832 = 35475422978, which contains 22 as substring.

133183 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 133183.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66591 + 66592.

It is an arithmetic number, because the mean of its divisors is an integer number (66592).

2133183 is an apocalyptic number.

133183 is a deficient number, since it is larger than the sum of its proper divisors (1).

133183 is an equidigital number, since it uses as much as digits as its factorization.

133183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216, while the sum is 19.

The square root of 133183 is about 364.9424612182. The cubic root of 133183 is about 51.0680879637.

The spelling of 133183 in words is "one hundred thirty-three thousand, one hundred eighty-three".