1155063653163 has 24 divisors (see below), whose sum is σ = 1910687138048. Its totient is φ = 658681044912.

The previous prime is 1155063653111. The next prime is 1155063653197. The reversal of 1155063653163 is 3613563605511.

1155063653163 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 0 + 636 + 5 + 3 + 1 + 6 + 3 = 666.

It is not a de Polignac number, because 1155063653163 - 2¹⁶ = 1155063587627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1155063651163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18793081 + ... + 18854442.

Almost surely, 2^{1155063653163} is an apocalyptic number.

1155063653163 is a deficient number, since it is larger than the sum of its proper divisors (755623484885).

1155063653163 is a wasteful number, since it uses less digits than its factorization.

1155063653163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37648023 (or 37648020 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 45.

The spelling of 1155063653163 in words is "one trillion, one hundred fifty-five billion, sixty-three million, six hundred fifty-three thousand, one hundred sixty-three".