1042841248217 has 8 divisors (see below), whose sum is σ = 1047576758400. Its totient is φ = 1038108839824.

The previous prime is 1042841248213. The next prime is 1042841248249. The reversal of 1042841248217 is 7128421482401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042841248217 - 2² = 1042841248213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042841248213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100178 + ... + 1447659.

It is an arithmetic number, because the mean of its divisors is an integer number (130947094800).

Almost surely, 2^{1042841248217} is an apocalyptic number.

It is an amenable number.

1042841248217 is a deficient number, since it is larger than the sum of its proper divisors (4735510183).

1042841248217 is a wasteful number, since it uses less digits than its factorization.

1042841248217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550895.

The product of its (nonzero) digits is 229376, while the sum is 44.

The spelling of 1042841248217 in words is "one trillion, forty-two billion, eight hundred forty-one million, two hundred forty-eight thousand, two hundred seventeen".