2078719 has 2 divisors, whose sum is σ = 2078720. Its totient is φ = 2078718.

The previous prime is 2078711. The next prime is 2078723. The reversal of 2078719 is 9178702.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2078719 - 2³ = 2078711 is a prime.

It is a super-2 number, since 2×2078719² = 8642145361922, which contains 22 as substring.

It is an Ulam number.

It is a zygodrome in base 8.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2078711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039359 + 1039360.

It is an arithmetic number, because the mean of its divisors is an integer number (1039360).

2^2078719 is an apocalyptic number.

2078719 is a deficient number, since it is larger than the sum of its proper divisors (1).

2078719 is an equidigital number, since it uses as much as digits as its factorization.

2078719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 34.

The square root of 2078719 is about 1441.7763349424. The cubic root of 2078719 is about 127.6238755060.

The spelling of 2078719 in words is "two million, seventy-eight thousand, seven hundred nineteen".