347997119 has 2 divisors, whose sum is σ = 347997120. Its totient is φ = 347997118.

The previous prime is 347997113. The next prime is 347997137. The reversal of 347997119 is 911799743.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 347997119 - 2²⁰ = 346948543 is a prime.

It is a super-2 number, since 2×347997119² = 242203989664600322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347997113) 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, 173998559 + 173998560.

It is an arithmetic number, because the mean of its divisors is an integer number (173998560).

Almost surely, 2^347997119 is an apocalyptic number.

347997119 is a deficient number, since it is larger than the sum of its proper divisors (1).

347997119 is an equidigital number, since it uses as much as digits as its factorization.

347997119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 428652, while the sum is 50.

The square root of 347997119 is about 18654.6808871125. The cubic root of 347997119 is about 703.3830245484.

The spelling of 347997119 in words is "three hundred forty-seven million, nine hundred ninety-seven thousand, one hundred nineteen".