11609711 has 2 divisors, whose sum is σ = 11609712. Its totient is φ = 11609710.

The previous prime is 11609681. The next prime is 11609723. The reversal of 11609711 is 11790611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11609711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11600711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5804855 + 5804856.

It is an arithmetic number, because the mean of its divisors is an integer number (5804856).

Almost surely, 2^11609711 is an apocalyptic number.

11609711 is a deficient number, since it is larger than the sum of its proper divisors (1).

11609711 is an equidigital number, since it uses as much as digits as its factorization.

11609711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 26.

The square root of 11609711 is about 3407.3025988309. The cubic root of 11609711 is about 226.4333905789.

The spelling of 11609711 in words is "eleven million, six hundred nine thousand, seven hundred eleven".