347361089 has 2 divisors, whose sum is σ = 347361090. Its totient is φ = 347361088.

The previous prime is 347360989. The next prime is 347361103. The reversal of 347361089 is 980163743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340771600 + 6589489 = 18460^2 + 2567^2 .

It is a cyclic number.

It is not a de Polignac number, because 347361089 - 2⁸ = 347360833 is a prime.

It is equal to p_18669344 and since 347361089 and 18669344 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (347361589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173680544 + 173680545.

It is an arithmetic number, because the mean of its divisors is an integer number (173680545).

Almost surely, 2^347361089 is an apocalyptic number.

It is an amenable number.

347361089 is a deficient number, since it is larger than the sum of its proper divisors (1).

347361089 is an equidigital number, since it uses as much as digits as its factorization.

347361089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 347361089 is about 18637.6256266725. The cubic root of 347361089 is about 702.9542417508.

The spelling of 347361089 in words is "three hundred forty-seven million, three hundred sixty-one thousand, eighty-nine".