1165500063363 has 4 divisors (see below), whose sum is σ = 1554000084488. Its totient is φ = 777000042240.

The previous prime is 1165500063359. The next prime is 1165500063367. The reversal of 1165500063363 is 3633600055611.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1165500063359) and next prime (1165500063367).

It is not a de Polignac number, because 1165500063363 - 2² = 1165500063359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1165500063367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194250010558 + ... + 194250010563.

It is an arithmetic number, because the mean of its divisors is an integer number (388500021122).

Almost surely, 2^{1165500063363} is an apocalyptic number.

1165500063363 is a deficient number, since it is larger than the sum of its proper divisors (388500021125).

1165500063363 is an equidigital number, since it uses as much as digits as its factorization.

1165500063363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388500021124.

The product of its (nonzero) digits is 145800, while the sum is 39.

The spelling of 1165500063363 in words is "one trillion, one hundred sixty-five billion, five hundred million, sixty-three thousand, three hundred sixty-three".