1065505711361 has 8 divisors (see below), whose sum is σ = 1311391644864. Its totient is φ = 843037485840.

The previous prime is 1065505711313. The next prime is 1065505711423. The reversal of 1065505711361 is 1631175055601.

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 1065505711361 - 2³⁰ = 1064431969537 is a prime.

It is a super-2 number, since 2×1065505711361² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065505771361) 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 in 7 ways as a sum of consecutive naturals, for example, 5854426895 + ... + 5854427076.

It is an arithmetic number, because the mean of its divisors is an integer number (163923955608).

Almost surely, 2^{1065505711361} is an apocalyptic number.

It is an amenable number.

1065505711361 is a deficient number, since it is larger than the sum of its proper divisors (245885933503).

1065505711361 is a wasteful number, since it uses less digits than its factorization.

1065505711361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11708853991.

The product of its (nonzero) digits is 94500, while the sum is 41.

The spelling of 1065505711361 in words is "one trillion, sixty-five billion, five hundred five million, seven hundred eleven thousand, three hundred sixty-one".