11783141 has 2 divisors, whose sum is σ = 11783142. Its totient is φ = 11783140.

The previous prime is 11783137. The next prime is 11783143. The reversal of 11783141 is 14138711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8579041 + 3204100 = 2929^2 + 1790^2 .

It is an emirp because it is prime and its reverse (14138711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11783141 - 2² = 11783137 is a prime.

Together with 11783143, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11783141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11783143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5891570 + 5891571.

It is an arithmetic number, because the mean of its divisors is an integer number (5891571).

Almost surely, 2^11783141 is an apocalyptic number.

It is an amenable number.

11783141 is a deficient number, since it is larger than the sum of its proper divisors (1).

11783141 is an equidigital number, since it uses as much as digits as its factorization.

11783141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 26.

The square root of 11783141 is about 3432.6580080165. The cubic root of 11783141 is about 227.5553365370. Note that the first 3 decimals are identical.

The spelling of 11783141 in words is "eleven million, seven hundred eighty-three thousand, one hundred forty-one".