11073472673 has 4 divisors (see below), whose sum is σ = 11073716628. Its totient is φ = 11073228720.

The previous prime is 11073472633. The next prime is 11073472687. The reversal of 11073472673 is 37627437011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6588893584 + 4484579089 = 81172^2 + 66967^2 .

It is a cyclic number.

It is not a de Polignac number, because 11073472673 - 2²² = 11069278369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11073472673.

It is not an unprimeable number, because it can be changed into a prime (11073472633) 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 in 3 ways as a sum of consecutive naturals, for example, 31538 + ... + 152123.

It is an arithmetic number, because the mean of its divisors is an integer number (2768429157).

Almost surely, 2^11073472673 is an apocalyptic number.

It is an amenable number.

11073472673 is a deficient number, since it is larger than the sum of its proper divisors (243955).

11073472673 is an equidigital number, since it uses as much as digits as its factorization.

11073472673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243954.

The product of its (nonzero) digits is 148176, while the sum is 41.

The spelling of 11073472673 in words is "eleven billion, seventy-three million, four hundred seventy-two thousand, six hundred seventy-three".