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11933 is a prime number
BaseRepresentation
bin10111010011101
3121100222
42322131
5340213
6131125
746535
oct27235
917328
1011933
118a69
126aa5
13557c
1444c5
153808
hex2e9d

11933 has 2 divisors, whose sum is σ = 11934. Its totient is φ = 11932.

The previous prime is 11927. The next prime is 11939. The reversal of 11933 is 33911.

It is a balanced prime because it is at equal distance from previous prime (11927) and next prime (11939).

It can be written as a sum of positive squares in only one way, i.e., 11449 + 484 = 107^2 + 22^2 .

It is an emirp because it is prime and its reverse (33911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11933 - 28 = 11677 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5966 + 5967.

It is an arithmetic number, because the mean of its divisors is an integer number (5967).

211933 is an apocalyptic number.

It is an amenable number.

11933 is a deficient number, since it is larger than the sum of its proper divisors (1).

11933 is an equidigital number, since it uses as much as digits as its factorization.

11933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81, while the sum is 17.

The square root of 11933 is about 109.2382716817. The cubic root of 11933 is about 22.8515964965.

The spelling of 11933 in words is "eleven thousand, nine hundred thirty-three".