2078611 has 2 divisors, whose sum is σ = 2078612. Its totient is φ = 2078610.

The previous prime is 2078603. The next prime is 2078621. The reversal of 2078611 is 1168702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2078611 - 2³ = 2078603 is a prime.

It is not a weakly prime, because it can be changed into another prime (2078621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039305 + 1039306.

It is an arithmetic number, because the mean of its divisors is an integer number (1039306).

2^2078611 is an apocalyptic number.

2078611 is a deficient number, since it is larger than the sum of its proper divisors (1).

2078611 is an equidigital number, since it uses as much as digits as its factorization.

2078611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 2078611 is about 1441.7388806577. The cubic root of 2078611 is about 127.6216652317.

Subtracting from 2078611 its reverse (1168702), we obtain a palindrome (909909).

The spelling of 2078611 in words is "two million, seventy-eight thousand, six hundred eleven".