5106021779 has 2 divisors, whose sum is σ = 5106021780. Its totient is φ = 5106021778.

The previous prime is 5106021769. The next prime is 5106021853. The reversal of 5106021779 is 9771206015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5106021779 - 2⁸ = 5106021523 is a prime.

It is not a weakly prime, because it can be changed into another prime (5106021769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553010889 + 2553010890.

It is an arithmetic number, because the mean of its divisors is an integer number (2553010890).

Almost surely, 2^5106021779 is an apocalyptic number.

5106021779 is a deficient number, since it is larger than the sum of its proper divisors (1).

5106021779 is an equidigital number, since it uses as much as digits as its factorization.

5106021779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 38.

The square root of 5106021779 is about 71456.4327335195. The cubic root of 5106021779 is about 1721.9778243230.

The spelling of 5106021779 in words is "five billion, one hundred six million, twenty-one thousand, seven hundred seventy-nine".