2321117 has 2 divisors, whose sum is σ = 2321118. Its totient is φ = 2321116.

The previous prime is 2321101. The next prime is 2321147. The reversal of 2321117 is 7111232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1378276 + 942841 = 1174^2 + 971^2 .

It is a cyclic number.

It is not a de Polignac number, because 2321117 - 2⁴ = 2321101 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2321095 and 2321104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160558 + 1160559.

It is an arithmetic number, because the mean of its divisors is an integer number (1160559).

2^2321117 is an apocalyptic number.

It is an amenable number.

2321117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321117 is an equidigital number, since it uses as much as digits as its factorization.

2321117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84, while the sum is 17.

The square root of 2321117 is about 1523.5212502620. The cubic root of 2321117 is about 132.4033613602.

Adding to 2321117 its reverse (7111232), we get a palindrome (9432349).

The spelling of 2321117 in words is "two million, three hundred twenty-one thousand, one hundred seventeen".