1141945683617 has 2 divisors, whose sum is σ = 1141945683618. Its totient is φ = 1141945683616.

The previous prime is 1141945683589. The next prime is 1141945683677. The reversal of 1141945683617 is 7163865491411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 925984722961 + 215960960656 = 962281^2 + 464716^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141945683617 - 2¹² = 1141945679521 is a prime.

It is not a weakly prime, because it can be changed into another prime (1141945683677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570972841808 + 570972841809.

It is an arithmetic number, because the mean of its divisors is an integer number (570972841809).

Almost surely, 2^{1141945683617} is an apocalyptic number.

It is an amenable number.

1141945683617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141945683617 is an equidigital number, since it uses as much as digits as its factorization.

1141945683617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 56.

The spelling of 1141945683617 in words is "one trillion, one hundred forty-one billion, nine hundred forty-five million, six hundred eighty-three thousand, six hundred seventeen".