11172473003 has 4 divisors (see below), whose sum is σ = 11182548480. Its totient is φ = 11162397528.

The previous prime is 11172472931. The next prime is 11172473021. The reversal of 11172473003 is 30037427111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30037427111 = 167 ⋅179864833.

It is a cyclic number.

It is not a de Polignac number, because 11172473003 - 2⁸ = 11172472747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11172473203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5036075 + ... + 5038292.

It is an arithmetic number, because the mean of its divisors is an integer number (2795637120).

Almost surely, 2^11172473003 is an apocalyptic number.

11172473003 is a deficient number, since it is larger than the sum of its proper divisors (10075477).

11172473003 is a wasteful number, since it uses less digits than its factorization.

11172473003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10075476.

The product of its (nonzero) digits is 3528, while the sum is 29.

The spelling of 11172473003 in words is "eleven billion, one hundred seventy-two million, four hundred seventy-three thousand, three".