1117471 has 2 divisors, whose sum is σ = 1117472. Its totient is φ = 1117470.

The previous prime is 1117463. The next prime is 1117477. The reversal of 1117471 is 1747111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1117471 - 2³ = 1117463 is a prime.

It is a super-3 number, since 3×1117471³ = 4186297023152034333, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1117477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558735 + 558736.

It is an arithmetic number, because the mean of its divisors is an integer number (558736).

2^1117471 is an apocalyptic number.

1117471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1117471 is an equidigital number, since it uses as much as digits as its factorization.

1117471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 196, while the sum is 22.

The square root of 1117471 is about 1057.1050089750. The cubic root of 1117471 is about 103.7716575487.

The spelling of 1117471 in words is "one million, one hundred seventeen thousand, four hundred seventy-one".