7090871 has 2 divisors, whose sum is σ = 7090872. Its totient is φ = 7090870.

The previous prime is 7090861. The next prime is 7090873. The reversal of 7090871 is 1780907.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7090871 - 2¹⁸ = 6828727 is a prime.

Together with 7090873, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7090873) 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, 3545435 + 3545436.

It is an arithmetic number, because the mean of its divisors is an integer number (3545436).

Almost surely, 2^7090871 is an apocalyptic number.

7090871 is a deficient number, since it is larger than the sum of its proper divisors (1).

7090871 is an equidigital number, since it uses as much as digits as its factorization.

7090871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3528, while the sum is 32.

The square root of 7090871 is about 2662.8689415741. The cubic root of 7090871 is about 192.1173237650.

The spelling of 7090871 in words is "seven million, ninety thousand, eight hundred seventy-one".