350642129 has 2 divisors, whose sum is σ = 350642130. Its totient is φ = 350642128.

The previous prime is 350642087. The next prime is 350642189. The reversal of 350642129 is 921246053.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323100625 + 27541504 = 17975^2 + 5248^2 .

It is a cyclic number.

It is not a de Polignac number, because 350642129 - 2¹² = 350638033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 350642095 and 350642104.

It is not a weakly prime, because it can be changed into another prime (350642189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175321064 + 175321065.

It is an arithmetic number, because the mean of its divisors is an integer number (175321065).

Almost surely, 2^350642129 is an apocalyptic number.

It is an amenable number.

350642129 is a deficient number, since it is larger than the sum of its proper divisors (1).

350642129 is an equidigital number, since it uses as much as digits as its factorization.

350642129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 350642129 is about 18725.4406890732. The cubic root of 350642129 is about 705.1605884700.

The spelling of 350642129 in words is "three hundred fifty million, six hundred forty-two thousand, one hundred twenty-nine".