1131017 has 4 divisors (see below), whose sum is σ = 1141140. Its totient is φ = 1120896.

The previous prime is 1130981. The next prime is 1131023. The reversal of 1131017 is 7101311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 606841 + 524176 = 779^2 + 724^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131017 - 2⁶ = 1130953 is a prime.

It is a Duffinian number.

1131017 is a modest number, since divided by 1017 gives 113 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1130992 and 1131010.

It is not an unprimeable number, because it can be changed into a prime (1131047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4892 + ... + 5117.

It is an arithmetic number, because the mean of its divisors is an integer number (285285).

2^1131017 is an apocalyptic number.

It is an amenable number.

1131017 is a deficient number, since it is larger than the sum of its proper divisors (10123).

1131017 is a wasteful number, since it uses less digits than its factorization.

1131017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10122.

The product of its (nonzero) digits is 21, while the sum is 14.

The square root of 1131017 is about 1063.4928302532. The cubic root of 1131017 is about 104.1892817742.

Adding to 1131017 its reverse (7101311), we get a palindrome (8232328).

It can be divided in two parts, 113 and 1017, that multiplied together give a square (114921 = 339²).

The spelling of 1131017 in words is "one million, one hundred thirty-one thousand, seventeen".