1117311 has 8 divisors (see below), whose sum is σ = 1604400. Its totient is φ = 687552.

The previous prime is 1117309. The next prime is 1117321. The reversal of 1117311 is 1137111.

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

It is not a de Polignac number, because 1117311 - 2¹ = 1117309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117301) 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 7 ways as a sum of consecutive naturals, for example, 14286 + ... + 14363.

It is an arithmetic number, because the mean of its divisors is an integer number (200550).

2^1117311 is an apocalyptic number.

1117311 is a deficient number, since it is larger than the sum of its proper divisors (487089).

1117311 is a wasteful number, since it uses less digits than its factorization.

1117311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28665.

The product of its digits is 21, while the sum is 15.

The square root of 1117311 is about 1057.0293278807. The cubic root of 1117311 is about 103.7667046214.

The spelling of 1117311 in words is "one million, one hundred seventeen thousand, three hundred eleven".