347474418427 has 2 divisors, whose sum is σ = 347474418428. Its totient is φ = 347474418426.

The previous prime is 347474418371. The next prime is 347474418443. The reversal of 347474418427 is 724814474743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 347474418427 - 2⁷ = 347474418299 is a prime.

It is a super-2 number, since 2×347474418427² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (347474118427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173737209213 + 173737209214.

It is an arithmetic number, because the mean of its divisors is an integer number (173737209214).

Almost surely, 2^347474418427 is an apocalyptic number.

347474418427 is a deficient number, since it is larger than the sum of its proper divisors (1).

347474418427 is an equidigital number, since it uses as much as digits as its factorization.

347474418427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16859136, while the sum is 55.

The spelling of 347474418427 in words is "three hundred forty-seven billion, four hundred seventy-four million, four hundred eighteen thousand, four hundred twenty-seven".