120439004771 has 2 divisors, whose sum is σ = 120439004772. Its totient is φ = 120439004770.

The previous prime is 120439004759. The next prime is 120439004789. The reversal of 120439004771 is 177400934021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120439004771 - 2¹⁴ = 120438988387 is a prime.

It is not a weakly prime, because it can be changed into another prime (120439007771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60219502385 + 60219502386.

It is an arithmetic number, because the mean of its divisors is an integer number (60219502386).

Almost surely, 2^120439004771 is an apocalyptic number.

120439004771 is a deficient number, since it is larger than the sum of its proper divisors (1).

120439004771 is an equidigital number, since it uses as much as digits as its factorization.

120439004771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

Adding to 120439004771 its reverse (177400934021), we get a palindrome (297839938792).

The spelling of 120439004771 in words is "one hundred twenty billion, four hundred thirty-nine million, four thousand, seven hundred seventy-one".