4798221139 has 2 divisors, whose sum is σ = 4798221140. Its totient is φ = 4798221138.

The previous prime is 4798221101. The next prime is 4798221167. The reversal of 4798221139 is 9311228974.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4798221139 - 2⁷ = 4798221011 is a prime.

It is not a weakly prime, because it can be changed into another prime (4798221179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2399110569 + 2399110570.

It is an arithmetic number, because the mean of its divisors is an integer number (2399110570).

Almost surely, 2^4798221139 is an apocalyptic number.

4798221139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4798221139 is an equidigital number, since it uses as much as digits as its factorization.

4798221139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 46.

The square root of 4798221139 is about 69269.1932896580. The cubic root of 4798221139 is about 1686.6569229849.

The spelling of 4798221139 in words is "four billion, seven hundred ninety-eight million, two hundred twenty-one thousand, one hundred thirty-nine".