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11819011 is a prime number
BaseRepresentation
bin101101000101…
…100000000011
3211020110122011
4231011200003
511011202021
61101153351
7202313521
oct55054003
924213564
1011819011
116742886
123b5b857
1325aa7c9
1417d9311
151086de1
hexb45803

11819011 has 2 divisors, whose sum is σ = 11819012. Its totient is φ = 11819010.

The previous prime is 11818999. The next prime is 11819039. The reversal of 11819011 is 11091811.

It is a weak prime.

It is an emirp because it is prime and its reverse (11091811) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 11061811 and 11816011.

It is a cyclic number.

It is not a de Polignac number, because 11819011 - 217 = 11687939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11819081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5909505 + 5909506.

It is an arithmetic number, because the mean of its divisors is an integer number (5909506).

Almost surely, 211819011 is an apocalyptic number.

11819011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11819011 is an equidigital number, since it uses as much as digits as its factorization.

11819011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 22.

The square root of 11819011 is about 3437.8788518504. The cubic root of 11819011 is about 227.7860090797.

The spelling of 11819011 in words is "eleven million, eight hundred nineteen thousand, eleven".