11420242441 has 2 divisors, whose sum is σ = 11420242442. Its totient is φ = 11420242440.

The previous prime is 11420242411. The next prime is 11420242451. The reversal of 11420242441 is 14424202411.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6810375625 + 4609866816 = 82525^2 + 67896^2 .

It is a cyclic number.

It is not a de Polignac number, because 11420242441 - 2⁵ = 11420242409 is a prime.

It is a super-2 number, since 2×11420242441² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11420242411) 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, 5710121220 + 5710121221.

It is an arithmetic number, because the mean of its divisors is an integer number (5710121221).

Almost surely, 2^11420242441 is an apocalyptic number.

It is an amenable number.

11420242441 is a deficient number, since it is larger than the sum of its proper divisors (1).

11420242441 is an equidigital number, since it uses as much as digits as its factorization.

11420242441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 11420242441 its reverse (14424202411), we get a palindrome (25844444852).

The spelling of 11420242441 in words is "eleven billion, four hundred twenty million, two hundred forty-two thousand, four hundred forty-one".