11421010417 has 2 divisors, whose sum is σ = 11421010418. Its totient is φ = 11421010416.

The previous prime is 11421010379. The next prime is 11421010423. The reversal of 11421010417 is 71401012411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11006317921 + 414692496 = 104911^2 + 20364^2 .

It is a cyclic number.

It is not a de Polignac number, because 11421010417 - 2¹⁵ = 11420977649 is a prime.

It is not a weakly prime, because it can be changed into another prime (11421010427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710505208 + 5710505209.

It is an arithmetic number, because the mean of its divisors is an integer number (5710505209).

Almost surely, 2^11421010417 is an apocalyptic number.

It is an amenable number.

11421010417 is a deficient number, since it is larger than the sum of its proper divisors (1).

11421010417 is an equidigital number, since it uses as much as digits as its factorization.

11421010417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 11421010417 its reverse (71401012411), we get a palindrome (82822022828).

The spelling of 11421010417 in words is "eleven billion, four hundred twenty-one million, ten thousand, four hundred seventeen".