1150015116601 has 4 divisors (see below), whose sum is σ = 1238477817892. Its totient is φ = 1061552415312.

The previous prime is 1150015116587. The next prime is 1150015116617. The reversal of 1150015116601 is 1066115100511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 788453426601 + 361561690000 = 887949^2 + 601300^2 .

It is a cyclic number.

It is not a de Polignac number, because 1150015116601 - 2¹¹ = 1150015114553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1150015116601.

It is not an unprimeable number, because it can be changed into a prime (1150015116301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44231350626 + ... + 44231350651.

It is an arithmetic number, because the mean of its divisors is an integer number (309619454473).

Almost surely, 2^{1150015116601} is an apocalyptic number.

It is an amenable number.

1150015116601 is a deficient number, since it is larger than the sum of its proper divisors (88462701291).

1150015116601 is an equidigital number, since it uses as much as digits as its factorization.

1150015116601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88462701290.

The product of its (nonzero) digits is 900, while the sum is 28.

The spelling of 1150015116601 in words is "one trillion, one hundred fifty billion, fifteen million, one hundred sixteen thousand, six hundred one".