11172017073 has 8 divisors (see below), whose sum is σ = 17024026048. Its totient is φ = 6384009744.

The previous prime is 11172017071. The next prime is 11172017099. The reversal of 11172017073 is 37071027111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11172017073 - 2¹ = 11172017071 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 11172017073.

It is not an unprimeable number, because it can be changed into a prime (11172017071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266000386 + ... + 266000427.

It is an arithmetic number, because the mean of its divisors is an integer number (2128003256).

Almost surely, 2^11172017073 is an apocalyptic number.

It is an amenable number.

11172017073 is a deficient number, since it is larger than the sum of its proper divisors (5852008975).

11172017073 is an equidigital number, since it uses as much as digits as its factorization.

11172017073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532000823.

The product of its (nonzero) digits is 2058, while the sum is 30.

The spelling of 11172017073 in words is "eleven billion, one hundred seventy-two million, seventeen thousand, seventy-three".