11409617 has 2 divisors, whose sum is σ = 11409618. Its totient is φ = 11409616.

The previous prime is 11409613. The next prime is 11409637. The reversal of 11409617 is 71690411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11282881 + 126736 = 3359^2 + 356^2 .

It is a cyclic number.

It is not a de Polignac number, because 11409617 - 2² = 11409613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11409617.

It is not a weakly prime, because it can be changed into another prime (11409611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5704808 + 5704809.

It is an arithmetic number, because the mean of its divisors is an integer number (5704809).

Almost surely, 2^11409617 is an apocalyptic number.

It is an amenable number.

11409617 is a deficient number, since it is larger than the sum of its proper divisors (1).

11409617 is an equidigital number, since it uses as much as digits as its factorization.

11409617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 11409617 is about 3377.8124577898. The cubic root of 11409617 is about 225.1249807698.

The spelling of 11409617 in words is "eleven million, four hundred nine thousand, six hundred seventeen".