718466129 has 2 divisors, whose sum is σ = 718466130. Its totient is φ = 718466128.

The previous prime is 718466101. The next prime is 718466153. The reversal of 718466129 is 921664817.

718466129 is digitally balanced in base 2, 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., 369523729 + 348942400 = 19223^2 + 18680^2 .

It is a cyclic number.

It is not a de Polignac number, because 718466129 - 2⁸ = 718465873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 718466129.

It is not a weakly prime, because it can be changed into another prime (718466729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359233064 + 359233065.

It is an arithmetic number, because the mean of its divisors is an integer number (359233065).

Almost surely, 2^718466129 is an apocalyptic number.

It is an amenable number.

718466129 is a deficient number, since it is larger than the sum of its proper divisors (1).

718466129 is an equidigital number, since it uses as much as digits as its factorization.

718466129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 718466129 is about 26804.2184926179. The cubic root of 718466129 is about 895.6440248767.

The spelling of 718466129 in words is "seven hundred eighteen million, four hundred sixty-six thousand, one hundred twenty-nine".