4925983021 has 2 divisors, whose sum is σ = 4925983022. Its totient is φ = 4925983020.

The previous prime is 4925982977. The next prime is 4925983033. The reversal of 4925983021 is 1203895294.

4925983021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3479702121 + 1446280900 = 58989^2 + 38030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4925983021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4925983091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2462991510 + 2462991511.

It is an arithmetic number, because the mean of its divisors is an integer number (2462991511).

Almost surely, 2^4925983021 is an apocalyptic number.

It is an amenable number.

4925983021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4925983021 is an equidigital number, since it uses as much as digits as its factorization.

4925983021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 4925983021 is about 70185.3476232753. The cubic root of 4925983021 is about 1701.4961478101.

The spelling of 4925983021 in words is "four billion, nine hundred twenty-five million, nine hundred eighty-three thousand, twenty-one".