1117927 has 4 divisors (see below), whose sum is σ = 1131480. Its totient is φ = 1104376.

The previous prime is 1117913. The next prime is 1117931. The reversal of 1117927 is 7297111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7297111 = 83 ⋅87917.

It is a cyclic number.

It is not a de Polignac number, because 1117927 - 2⁷ = 1117799 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1117895 and 1117904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6652 + ... + 6817.

It is an arithmetic number, because the mean of its divisors is an integer number (282870).

2^1117927 is an apocalyptic number.

1117927 is a deficient number, since it is larger than the sum of its proper divisors (13553).

1117927 is an equidigital number, since it uses as much as digits as its factorization.

1117927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13552.

The product of its digits is 882, while the sum is 28.

The square root of 1117927 is about 1057.3206703739. The cubic root of 1117927 is about 103.7857707981.

The spelling of 1117927 in words is "one million, one hundred seventeen thousand, nine hundred twenty-seven".