1131717 has 16 divisors (see below), whose sum is σ = 1599488. Its totient is φ = 710640.

The previous prime is 1131701. The next prime is 1131721. The reversal of 1131717 is 7171311.

It is not a de Polignac number, because 1131717 - 2⁴ = 1131701 is a prime.

It is a Duffinian number.

1131717 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1131693 and 1131702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3858 + ... + 4140.

It is an arithmetic number, because the mean of its divisors is an integer number (99968).

2^1131717 is an apocalyptic number.

It is an amenable number.

1131717 is a deficient number, since it is larger than the sum of its proper divisors (467771).

1131717 is a wasteful number, since it uses less digits than its factorization.

1131717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360.

The product of its digits is 147, while the sum is 21.

The square root of 1131717 is about 1063.8218835877. The cubic root of 1131717 is about 104.2107720071.

It can be divided in two parts, 113 and 1717, that added together give a triangular number (1830 = T₆₀).

The spelling of 1131717 in words is "one million, one hundred thirty-one thousand, seven hundred seventeen".