4986701021 has 2 divisors, whose sum is σ = 4986701022. Its totient is φ = 4986701020.

The previous prime is 4986701009. The next prime is 4986701113. The reversal of 4986701021 is 1201076894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2796928996 + 2189772025 = 52886^2 + 46795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4986701021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4986701521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2493350510 + 2493350511.

It is an arithmetic number, because the mean of its divisors is an integer number (2493350511).

Almost surely, 2^4986701021 is an apocalyptic number.

It is an amenable number.

4986701021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4986701021 is an equidigital number, since it uses as much as digits as its factorization.

4986701021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 4986701021 is about 70616.5775225619. The cubic root of 4986701021 is about 1708.4585382679.

The spelling of 4986701021 in words is "four billion, nine hundred eighty-six million, seven hundred one thousand, twenty-one".