10811447447 has 2 divisors, whose sum is σ = 10811447448. Its totient is φ = 10811447446.

The previous prime is 10811447401. The next prime is 10811447453. The reversal of 10811447447 is 74474411801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10811447447 - 2¹⁰ = 10811446423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10811449447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5405723723 + 5405723724.

It is an arithmetic number, because the mean of its divisors is an integer number (5405723724).

Almost surely, 2^10811447447 is an apocalyptic number.

10811447447 is a deficient number, since it is larger than the sum of its proper divisors (1).

10811447447 is an equidigital number, since it uses as much as digits as its factorization.

10811447447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352, while the sum is 41.

The spelling of 10811447447 in words is "ten billion, eight hundred eleven million, four hundred forty-seven thousand, four hundred forty-seven".