11626217 has 2 divisors, whose sum is σ = 11626218. Its totient is φ = 11626216.

The previous prime is 11626213. The next prime is 11626243. The reversal of 11626217 is 71262611.

It is an a-pointer prime, because the next prime (11626243) can be obtained adding 11626217 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8317456 + 3308761 = 2884^2 + 1819^2 .

It is a cyclic number.

It is not a de Polignac number, because 11626217 - 2² = 11626213 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11626213) 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, 5813108 + 5813109.

It is an arithmetic number, because the mean of its divisors is an integer number (5813109).

Almost surely, 2^11626217 is an apocalyptic number.

It is an amenable number.

11626217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11626217 is an equidigital number, since it uses as much as digits as its factorization.

11626217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 26.

The square root of 11626217 is about 3409.7238891148. The cubic root of 11626217 is about 226.5406496280.

Adding to 11626217 its reverse (71262611), we get a palindrome (82888828).

The spelling of 11626217 in words is "eleven million, six hundred twenty-six thousand, two hundred seventeen".