11431241 has 2 divisors, whose sum is σ = 11431242. Its totient is φ = 11431240.

The previous prime is 11431223. The next prime is 11431243. The reversal of 11431241 is 14213411.

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., 11363641 + 67600 = 3371^2 + 260^2 .

It is a cyclic number.

It is not a de Polignac number, because 11431241 - 2⁶ = 11431177 is a prime.

Together with 11431243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11431243) 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, 5715620 + 5715621.

It is an arithmetic number, because the mean of its divisors is an integer number (5715621).

Almost surely, 2^11431241 is an apocalyptic number.

It is an amenable number.

11431241 is a deficient number, since it is larger than the sum of its proper divisors (1).

11431241 is an equidigital number, since it uses as much as digits as its factorization.

11431241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96, while the sum is 17.

The square root of 11431241 is about 3381.0118307986. The cubic root of 11431241 is about 225.2671132184.

Adding to 11431241 its reverse (14213411), we get a palindrome (25644652).

The spelling of 11431241 in words is "eleven million, four hundred thirty-one thousand, two hundred forty-one".