1117390611858 has 8 divisors (see below), whose sum is σ = 2234781223728. Its totient is φ = 372463537284.

The previous prime is 1117390611833. The next prime is 1117390611859. The reversal of 1117390611858 is 8581160937111.

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

1117390611858 is an admirable number.

It is a super-2 number, since 2×1117390611858² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1117390611858.

It is not an unprimeable number, because it can be changed into a prime (1117390611859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93115884316 + ... + 93115884327.

It is an arithmetic number, because the mean of its divisors is an integer number (279347652966).

Almost surely, 2^{1117390611858} is an apocalyptic number.

1117390611858 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1117390611858 is a wasteful number, since it uses less digits than its factorization.

1117390611858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186231768648.

The product of its (nonzero) digits is 362880, while the sum is 51.

The spelling of 1117390611858 in words is "one trillion, one hundred seventeen billion, three hundred ninety million, six hundred eleven thousand, eight hundred fifty-eight".