6431117 has 20 divisors (see below), whose sum is σ = 8519136. Its totient is φ = 4716480.

The previous prime is 6431093. The next prime is 6431141. The reversal of 6431117 is 7111346.

It is an interprime number because it is at equal distance from previous prime (6431093) and next prime (6431141).

It is not a de Polignac number, because 6431117 - 2¹⁶ = 6365581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6431092 and 6431101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6431017) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 378293 + ... + 378309.

Almost surely, 2^6431117 is an apocalyptic number.

It is an amenable number.

6431117 is a deficient number, since it is larger than the sum of its proper divisors (2088019).

6431117 is an frugal number, since it uses more digits than its factorization.

6431117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86 (or 35 counting only the distinct ones).

The product of its digits is 504, while the sum is 23.

The square root of 6431117 is about 2535.9647079563. The cubic root of 6431117 is about 185.9639676608.

The spelling of 6431117 in words is "six million, four hundred thirty-one thousand, one hundred seventeen".