1116601661061 has 12 divisors (see below), whose sum is σ = 1682993808288. Its totient is φ = 712035841704.

The previous prime is 1116601661053. The next prime is 1116601661093. The reversal of 1116601661061 is 1601661066111.

1116601661061 is a `hidden beast` number, since 11 + 16 + 6 + 0 + 16 + 610 + 6 + 1 = 666.

It is not a de Polignac number, because 1116601661061 - 2³ = 1116601661053 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116601661041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2697105255 + ... + 2697105668.

It is an arithmetic number, because the mean of its divisors is an integer number (140249484024).

Almost surely, 2^{1116601661061} is an apocalyptic number.

It is an amenable number.

1116601661061 is a deficient number, since it is larger than the sum of its proper divisors (566392147227).

1116601661061 is a wasteful number, since it uses less digits than its factorization.

1116601661061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5394210952 (or 5394210949 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The spelling of 1116601661061 in words is "one trillion, one hundred sixteen billion, six hundred one million, six hundred sixty-one thousand, sixty-one".