1117783390 has 8 divisors (see below), whose sum is σ = 2012010120. Its totient is φ = 447113352.

The previous prime is 1117783361. The next prime is 1117783393. The reversal of 1117783390 is 933877111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1117783393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55889160 + ... + 55889179.

It is an arithmetic number, because the mean of its divisors is an integer number (251501265).

Almost surely, 2^1117783390 is an apocalyptic number.

1117783390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1117783390 is a deficient number, since it is larger than the sum of its proper divisors (894226730).

1117783390 is a wasteful number, since it uses less digits than its factorization.

1117783390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111778346.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 1117783390 is about 33433.2677134617. The cubic root of 1117783390 is about 1037.8132646712.

The spelling of 1117783390 in words is "one billion, one hundred seventeen million, seven hundred eighty-three thousand, three hundred ninety".