11141447 has 2 divisors, whose sum is σ = 11141448. Its totient is φ = 11141446.

The previous prime is 11141441. The next prime is 11141483. The reversal of 11141447 is 74414111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11141447 - 2²⁰ = 10092871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11141441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570723 + 5570724.

It is an arithmetic number, because the mean of its divisors is an integer number (5570724).

Almost surely, 2^11141447 is an apocalyptic number.

11141447 is a deficient number, since it is larger than the sum of its proper divisors (1).

11141447 is an equidigital number, since it uses as much as digits as its factorization.

11141447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 448, while the sum is 23.

The square root of 11141447 is about 3337.8806150011. The cubic root of 11141447 is about 223.3472105929.

Adding to 11141447 its reverse (74414111), we get a palindrome (85555558).

The spelling of 11141447 in words is "eleven million, one hundred forty-one thousand, four hundred forty-seven".