11156117 has 8 divisors (see below), whose sum is σ = 12770112. Its totient is φ = 9547200.

The previous prime is 11156111. The next prime is 11156137. The reversal of 11156117 is 71165111.

11156117 is digitally balanced in base 2, 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 not a de Polignac number, because 11156117 - 2⁸ = 11155861 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11156092 and 11156101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11156111) 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, 7517 + ... + 8877.

It is an arithmetic number, because the mean of its divisors is an integer number (1596264).

Almost surely, 2^11156117 is an apocalyptic number.

It is an amenable number.

11156117 is a deficient number, since it is larger than the sum of its proper divisors (1613995).

11156117 is a wasteful number, since it uses less digits than its factorization.

11156117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2539.

The product of its digits is 210, while the sum is 23.

The square root of 11156117 is about 3340.0773943129. The cubic root of 11156117 is about 223.4451950697.

The spelling of 11156117 in words is "eleven million, one hundred fifty-six thousand, one hundred seventeen".