4703849921 has 2 divisors, whose sum is σ = 4703849922. Its totient is φ = 4703849920.

The previous prime is 4703849863. The next prime is 4703849957. The reversal of 4703849921 is 1299483074.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2877142321 + 1826707600 = 53639^2 + 42740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4703849921 is a prime.

It is not a weakly prime, because it can be changed into another prime (4703849321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2351924960 + 2351924961.

It is an arithmetic number, because the mean of its divisors is an integer number (2351924961).

Almost surely, 2^4703849921 is an apocalyptic number.

It is an amenable number.

4703849921 is a deficient number, since it is larger than the sum of its proper divisors (1).

4703849921 is an equidigital number, since it uses as much as digits as its factorization.

4703849921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 47.

The square root of 4703849921 is about 68584.6186910739. The cubic root of 4703849921 is about 1675.5259263025.

The spelling of 4703849921 in words is "four billion, seven hundred three million, eight hundred forty-nine thousand, nine hundred twenty-one".