4139101789 has 2 divisors, whose sum is σ = 4139101790. Its totient is φ = 4139101788.

The previous prime is 4139101787. The next prime is 4139101819. The reversal of 4139101789 is 9871019314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2454409764 + 1684692025 = 49542^2 + 41045^2 .

It is a cyclic number.

It is not a de Polignac number, because 4139101789 - 2¹ = 4139101787 is a prime.

Together with 4139101787, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4139101787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2069550894 + 2069550895.

It is an arithmetic number, because the mean of its divisors is an integer number (2069550895).

Almost surely, 2^4139101789 is an apocalyptic number.

It is an amenable number.

4139101789 is a deficient number, since it is larger than the sum of its proper divisors (1).

4139101789 is an equidigital number, since it uses as much as digits as its factorization.

4139101789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 43.

The square root of 4139101789 is about 64335.8515059838. The cubic root of 4139101789 is about 1605.5926408132.

The spelling of 4139101789 in words is "four billion, one hundred thirty-nine million, one hundred one thousand, seven hundred eighty-nine".