7087117 has 2 divisors, whose sum is σ = 7087118. Its totient is φ = 7087116.

The previous prime is 7087109. The next prime is 7087123. The reversal of 7087117 is 7117807.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6456681 + 630436 = 2541^2 + 794^2 .

It is a cyclic number.

It is not a de Polignac number, because 7087117 - 2³ = 7087109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7087517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3543558 + 3543559.

It is an arithmetic number, because the mean of its divisors is an integer number (3543559).

Almost surely, 2^7087117 is an apocalyptic number.

It is an amenable number.

7087117 is a deficient number, since it is larger than the sum of its proper divisors (1).

7087117 is an equidigital number, since it uses as much as digits as its factorization.

7087117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2744, while the sum is 31.

The square root of 7087117 is about 2662.1639694053. The cubic root of 7087117 is about 192.0834146377.

The spelling of 7087117 in words is "seven million, eighty-seven thousand, one hundred seventeen".