1117840088945 has 8 divisors (see below), whose sum is σ = 1353944631744. Its totient is φ = 885914387824.

The previous prime is 1117840088941. The next prime is 1117840088947. The reversal of 1117840088945 is 5498800487111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1117840088945 - 2² = 1117840088941 is a prime.

It is a super-2 number, since 2×1117840088945² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1117840088941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1044709829 + ... + 1044710898.

It is an arithmetic number, because the mean of its divisors is an integer number (169243078968).

Almost surely, 2^{1117840088945} is an apocalyptic number.

It is an amenable number.

1117840088945 is a deficient number, since it is larger than the sum of its proper divisors (236104542799).

1117840088945 is a wasteful number, since it uses less digits than its factorization.

1117840088945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089420839.

The product of its (nonzero) digits is 2580480, while the sum is 56.

The spelling of 1117840088945 in words is "one trillion, one hundred seventeen billion, eight hundred forty million, eighty-eight thousand, nine hundred forty-five".