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11579 is a prime number
BaseRepresentation
bin10110100111011
3120212212
42310323
5332304
6125335
745521
oct26473
916785
1011579
118777
12684b
135369
144311
15366e
hex2d3b

11579 has 2 divisors, whose sum is σ = 11580. Its totient is φ = 11578.

The previous prime is 11551. The next prime is 11587. The reversal of 11579 is 97511.

It is a strong prime.

It is an emirp because it is prime and its reverse (97511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11579 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a plaindrome in base 10 and base 15.

It is a nialpdrome in base 11 and base 14.

It is not a weakly prime, because it can be changed into another prime (11519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5789 + 5790.

It is an arithmetic number, because the mean of its divisors is an integer number (5790).

211579 is an apocalyptic number.

11579 is a deficient number, since it is larger than the sum of its proper divisors (1).

11579 is an equidigital number, since it uses as much as digits as its factorization.

11579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 315, while the sum is 23.

The square root of 11579 is about 107.6057619275. The cubic root of 11579 is about 22.6233553946.

The spelling of 11579 in words is "eleven thousand, five hundred seventy-nine".