1481946504217 has 2 divisors, whose sum is σ = 1481946504218. Its totient is φ = 1481946504216.

The previous prime is 1481946504149. The next prime is 1481946504223. The reversal of 1481946504217 is 7124056491841.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1006482471696 + 475464032521 = 1003236^2 + 689539^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1481946504217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1481946504287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740973252108 + 740973252109.

It is an arithmetic number, because the mean of its divisors is an integer number (740973252109).

Almost surely, 2^{1481946504217} is an apocalyptic number.

It is an amenable number.

1481946504217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481946504217 is an equidigital number, since it uses as much as digits as its factorization.

1481946504217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 1481946504217 in words is "one trillion, four hundred eighty-one billion, nine hundred forty-six million, five hundred four thousand, two hundred seventeen".