3447047034997 has 2 divisors, whose sum is σ = 3447047034998. Its totient is φ = 3447047034996.

The previous prime is 3447047034989. The next prime is 3447047035013. The reversal of 3447047034997 is 7994307407443.

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., 3137294680081 + 309752354916 = 1771241^2 + 556554^2 .

It is a cyclic number.

It is not a de Polignac number, because 3447047034997 - 2³ = 3447047034989 is a prime.

It is a super-2 number, since 2×3447047034997² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3447047034967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1723523517498 + 1723523517499.

It is an arithmetic number, because the mean of its divisors is an integer number (1723523517499).

Almost surely, 2^{3447047034997} is an apocalyptic number.

It is an amenable number.

3447047034997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3447047034997 is an equidigital number, since it uses as much as digits as its factorization.

3447047034997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64012032, while the sum is 61.

The spelling of 3447047034997 in words is "three trillion, four hundred forty-seven billion, forty-seven million, thirty-four thousand, nine hundred ninety-seven".