4919802709 has 2 divisors, whose sum is σ = 4919802710. Its totient is φ = 4919802708.

The previous prime is 4919802631. The next prime is 4919802721. The reversal of 4919802709 is 9072089194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4042162084 + 877640625 = 63578^2 + 29625^2 .

It is a cyclic number.

It is not a de Polignac number, because 4919802709 - 2¹⁹ = 4919278421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4919802739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2459901354 + 2459901355.

It is an arithmetic number, because the mean of its divisors is an integer number (2459901355).

Almost surely, 2^4919802709 is an apocalyptic number.

It is an amenable number.

4919802709 is a deficient number, since it is larger than the sum of its proper divisors (1).

4919802709 is an equidigital number, since it uses as much as digits as its factorization.

4919802709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326592, while the sum is 49.

The square root of 4919802709 is about 70141.3052986612. The cubic root of 4919802709 is about 1700.7842643204.

The spelling of 4919802709 in words is "four billion, nine hundred nineteen million, eight hundred two thousand, seven hundred nine".