11171023 has 8 divisors (see below), whose sum is σ = 11860560. Its totient is φ = 10485120.

The previous prime is 11171009. The next prime is 11171029. The reversal of 11171023 is 32017111.

11171023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11171023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11170988 and 11171006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11171029) 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, 8008 + ... + 9298.

It is an arithmetic number, because the mean of its divisors is an integer number (1482570).

Almost surely, 2^11171023 is an apocalyptic number.

11171023 is a deficient number, since it is larger than the sum of its proper divisors (689537).

11171023 is a wasteful number, since it uses less digits than its factorization.

11171023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 11171023 is about 3342.3080348765. The cubic root of 11171023 is about 223.5446679053.

Adding to 11171023 its reverse (32017111), we get a palindrome (43188134).

The spelling of 11171023 in words is "eleven million, one hundred seventy-one thousand, twenty-three".