348661129 has 2 divisors, whose sum is σ = 348661130. Its totient is φ = 348661128.

The previous prime is 348661069. The next prime is 348661133. The reversal of 348661129 is 921166843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331422025 + 17239104 = 18205^2 + 4152^2 .

It is an emirp because it is prime and its reverse (921166843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 348661129 - 2¹³ = 348652937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 348661091 and 348661100.

It is not a weakly prime, because it can be changed into another prime (348661139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174330564 + 174330565.

It is an arithmetic number, because the mean of its divisors is an integer number (174330565).

Almost surely, 2^348661129 is an apocalyptic number.

It is an amenable number.

348661129 is a deficient number, since it is larger than the sum of its proper divisors (1).

348661129 is an equidigital number, since it uses as much as digits as its factorization.

348661129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 40.

The square root of 348661129 is about 18672.4698152119. The cubic root of 348661129 is about 703.8301131315.

The spelling of 348661129 in words is "three hundred forty-eight million, six hundred sixty-one thousand, one hundred twenty-nine".