351471445014947 has 2 divisors, whose sum is σ = 351471445014948. Its totient is φ = 351471445014946.

The previous prime is 351471445014923. The next prime is 351471445014967. The reversal of 351471445014947 is 749410544174153.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351471445014947 is a prime.

It is not a weakly prime, because it can be changed into another prime (351471445014967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175735722507473 + 175735722507474.

It is an arithmetic number, because the mean of its divisors is an integer number (175735722507474).

Almost surely, 2^{351471445014947} is an apocalyptic number.

351471445014947 is a deficient number, since it is larger than the sum of its proper divisors (1).

351471445014947 is an equidigital number, since it uses as much as digits as its factorization.

351471445014947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33868800, while the sum is 59.

The spelling of 351471445014947 in words is "three hundred fifty-one trillion, four hundred seventy-one billion, four hundred forty-five million, fourteen thousand, nine hundred forty-seven".