11343421417 has 2 divisors, whose sum is σ = 11343421418. Its totient is φ = 11343421416.

The previous prime is 11343421391. The next prime is 11343421447. The reversal of 11343421417 is 71412434311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8661838761 + 2681582656 = 93069^2 + 51784^2 .

It is a cyclic number.

It is not a de Polignac number, because 11343421417 - 2¹⁵ = 11343388649 is a prime.

It is not a weakly prime, because it can be changed into another prime (11343421447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671710708 + 5671710709.

It is an arithmetic number, because the mean of its divisors is an integer number (5671710709).

Almost surely, 2^11343421417 is an apocalyptic number.

It is an amenable number.

11343421417 is a deficient number, since it is larger than the sum of its proper divisors (1).

11343421417 is an equidigital number, since it uses as much as digits as its factorization.

11343421417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 31.

Adding to 11343421417 its reverse (71412434311), we get a palindrome (82755855728).

The spelling of 11343421417 in words is "eleven billion, three hundred forty-three million, four hundred twenty-one thousand, four hundred seventeen".