347478046543 has 2 divisors, whose sum is σ = 347478046544. Its totient is φ = 347478046542.

The previous prime is 347478046463. The next prime is 347478046561. The reversal of 347478046543 is 345640874743.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 347478046543 - 2¹³ = 347478038351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347478046943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173739023271 + 173739023272.

It is an arithmetic number, because the mean of its divisors is an integer number (173739023272).

Almost surely, 2^347478046543 is an apocalyptic number.

347478046543 is a deficient number, since it is larger than the sum of its proper divisors (1).

347478046543 is an equidigital number, since it uses as much as digits as its factorization.

347478046543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27095040, while the sum is 55.

The spelling of 347478046543 in words is "three hundred forty-seven billion, four hundred seventy-eight million, forty-six thousand, five hundred forty-three".