7113917 has 2 divisors, whose sum is σ = 7113918. Its totient is φ = 7113916.

The previous prime is 7113913. The next prime is 7113937. The reversal of 7113917 is 7193117.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5707321 + 1406596 = 2389^2 + 1186^2 .

It is an emirp because it is prime and its reverse (7193117) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7113917 - 2² = 7113913 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7113917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7113913) 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, 3556958 + 3556959.

It is an arithmetic number, because the mean of its divisors is an integer number (3556959).

Almost surely, 2^7113917 is an apocalyptic number.

It is an amenable number.

7113917 is a deficient number, since it is larger than the sum of its proper divisors (1).

7113917 is an equidigital number, since it uses as much as digits as its factorization.

7113917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1323, while the sum is 29.

The square root of 7113917 is about 2667.1927189463. The cubic root of 7113917 is about 192.3252318320.

The spelling of 7113917 in words is "seven million, one hundred thirteen thousand, nine hundred seventeen".