347454862673 has 2 divisors, whose sum is σ = 347454862674. Its totient is φ = 347454862672.

The previous prime is 347454862663. The next prime is 347454862721. The reversal of 347454862673 is 376268454743.

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., 273379442449 + 74075420224 = 522857^2 + 272168^2 .

It is a cyclic number.

It is not a de Polignac number, because 347454862673 - 2¹⁴ = 347454846289 is a prime.

It is a super-2 number, since 2×347454862673² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (347454862603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173727431336 + 173727431337.

It is an arithmetic number, because the mean of its divisors is an integer number (173727431337).

Almost surely, 2^347454862673 is an apocalyptic number.

It is an amenable number.

347454862673 is a deficient number, since it is larger than the sum of its proper divisors (1).

347454862673 is an equidigital number, since it uses as much as digits as its factorization.

347454862673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81285120, while the sum is 59.

The spelling of 347454862673 in words is "three hundred forty-seven billion, four hundred fifty-four million, eight hundred sixty-two thousand, six hundred seventy-three".