11601659 has 2 divisors, whose sum is σ = 11601660. Its totient is φ = 11601658.

The previous prime is 11601643. The next prime is 11601673. The reversal of 11601659 is 95610611.

It is a strong prime.

It is an emirp because it is prime and its reverse (95610611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11601659 - 2⁴ = 11601643 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11601619) 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, 5800829 + 5800830.

It is an arithmetic number, because the mean of its divisors is an integer number (5800830).

Almost surely, 2^11601659 is an apocalyptic number.

11601659 is a deficient number, since it is larger than the sum of its proper divisors (1).

11601659 is an equidigital number, since it uses as much as digits as its factorization.

11601659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 11601659 is about 3406.1208140640. The cubic root of 11601659 is about 226.3810302939.

The spelling of 11601659 in words is "eleven million, six hundred one thousand, six hundred fifty-nine".