120704729 has 2 divisors, whose sum is σ = 120704730. Its totient is φ = 120704728.

The previous prime is 120704711. The next prime is 120704807. The reversal of 120704729 is 927407021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119137225 + 1567504 = 10915^2 + 1252^2 .

It is an emirp because it is prime and its reverse (927407021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120704729 - 2¹⁶ = 120639193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120704695 and 120704704.

It is not a weakly prime, because it can be changed into another prime (120704329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60352364 + 60352365.

It is an arithmetic number, because the mean of its divisors is an integer number (60352365).

Almost surely, 2^120704729 is an apocalyptic number.

It is an amenable number.

120704729 is a deficient number, since it is larger than the sum of its proper divisors (1).

120704729 is an equidigital number, since it uses as much as digits as its factorization.

120704729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 120704729 is about 10986.5703929843. The cubic root of 120704729 is about 494.2060926046.

The spelling of 120704729 in words is "one hundred twenty million, seven hundred four thousand, seven hundred twenty-nine".