2078711 has 2 divisors, whose sum is σ = 2078712. Its totient is φ = 2078710.

The previous prime is 2078707. The next prime is 2078719. The reversal of 2078711 is 1178702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2078711 - 2² = 2078707 is a prime.

It is equal to p₁₅₄₃₄₉ and since 2078711 and 154349 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2078719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039355 + 1039356.

It is an arithmetic number, because the mean of its divisors is an integer number (1039356).

2^2078711 is an apocalyptic number.

2078711 is a deficient number, since it is larger than the sum of its proper divisors (1).

2078711 is an equidigital number, since it uses as much as digits as its factorization.

2078711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 784, while the sum is 26.

The square root of 2078711 is about 1441.7735605843. The cubic root of 2078711 is about 127.6237117846.

Subtracting from 2078711 its reverse (1178702), we obtain a palindrome (900009).

The spelling of 2078711 in words is "two million, seventy-eight thousand, seven hundred eleven".