1116621175573 has 4 divisors (see below), whose sum is σ = 1116626352768. Its totient is φ = 1116615998380.

The previous prime is 1116621175519. The next prime is 1116621175667. The reversal of 1116621175573 is 3755711266111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116621175573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116621175073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2250343 + ... + 2701348.

It is an arithmetic number, because the mean of its divisors is an integer number (279156588192).

Almost surely, 2^{1116621175573} is an apocalyptic number.

It is an amenable number.

1116621175573 is a deficient number, since it is larger than the sum of its proper divisors (5177195).

1116621175573 is an equidigital number, since it uses as much as digits as its factorization.

1116621175573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5177194.

The product of its digits is 264600, while the sum is 46.

The spelling of 1116621175573 in words is "one trillion, one hundred sixteen billion, six hundred twenty-one million, one hundred seventy-five thousand, five hundred seventy-three".