347441387 has 2 divisors, whose sum is σ = 347441388. Its totient is φ = 347441386.

The previous prime is 347441371. The next prime is 347441441. The reversal of 347441387 is 783144743.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 347441387 - 2⁴ = 347441371 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (347441357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173720693 + 173720694.

It is an arithmetic number, because the mean of its divisors is an integer number (173720694).

Almost surely, 2^347441387 is an apocalyptic number.

347441387 is a deficient number, since it is larger than the sum of its proper divisors (1).

347441387 is an equidigital number, since it uses as much as digits as its factorization.

347441387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 41.

The square root of 347441387 is about 18639.7796929041. The cubic root of 347441387 is about 703.0084039014.

The spelling of 347441387 in words is "three hundred forty-seven million, four hundred forty-one thousand, three hundred eighty-seven".