1731113 has 2 divisors, whose sum is σ = 1731114. Its totient is φ = 1731112.

The previous prime is 1731091. The next prime is 1731167. The reversal of 1731113 is 3111371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1420864 + 310249 = 1192^2 + 557^2 .

It is a cyclic number.

It is not a de Polignac number, because 1731113 - 2¹⁰ = 1730089 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1731091 and 1731100.

It is not a weakly prime, because it can be changed into another prime (1731013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 865556 + 865557.

It is an arithmetic number, because the mean of its divisors is an integer number (865557).

2^1731113 is an apocalyptic number.

It is an amenable number.

1731113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1731113 is an equidigital number, since it uses as much as digits as its factorization.

1731113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63, while the sum is 17.

The square root of 1731113 is about 1315.7176748832. The cubic root of 1731113 is about 120.0720169562.

Adding to 1731113 its reverse (3111371), we get a palindrome (4842484).

The spelling of 1731113 in words is "one million, seven hundred thirty-one thousand, one hundred thirteen".