11430247473 has 8 divisors (see below), whose sum is σ = 16933700000. Its totient is φ = 7620164964.

The previous prime is 11430247441. The next prime is 11430247481. The reversal of 11430247473 is 37474203411.

11430247473 is a `hidden beast` number, since 1 + 143 + 0 + 2 + 47 + 473 = 666.

11430247473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11430247473 - 2⁵ = 11430247441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11430247403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211671223 + ... + 211671276.

It is an arithmetic number, because the mean of its divisors is an integer number (2116712500).

Almost surely, 2^11430247473 is an apocalyptic number.

It is an amenable number.

11430247473 is a deficient number, since it is larger than the sum of its proper divisors (5503452527).

11430247473 is an equidigital number, since it uses as much as digits as its factorization.

11430247473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423342508 (or 423342502 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The spelling of 11430247473 in words is "eleven billion, four hundred thirty million, two hundred forty-seven thousand, four hundred seventy-three".