1117908066 has 192 divisors, whose sum is σ = 2801018880. Its totient is φ = 294282240.

The previous prime is 1117908053. The next prime is 1117908101. The reversal of 1117908066 is 6608097111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23785255 + ... + 23785301.

It is an arithmetic number, because the mean of its divisors is an integer number (14588640).

Almost surely, 2^1117908066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1117908066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1400509440).

1117908066 is an abundant number, since it is smaller than the sum of its proper divisors (1683110814).

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

1117908066 is a wasteful number, since it uses less digits than its factorization.

1117908066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 1117908066 is about 33435.1322114927. The cubic root of 1117908066 is about 1037.8518486513.

The spelling of 1117908066 in words is "one billion, one hundred seventeen million, nine hundred eight thousand, sixty-six".