117401166 has 12 divisors (see below), whose sum is σ = 254369232. Its totient is φ = 39133716.

The previous prime is 117401161. The next prime is 117401231. The reversal of 117401166 is 661104711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117401161) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3261126 + ... + 3261161.

It is an arithmetic number, because the mean of its divisors is an integer number (21197436).

Almost surely, 2^117401166 is an apocalyptic number.

117401166 is an abundant number, since it is smaller than the sum of its proper divisors (136968066).

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

117401166 is a wasteful number, since it uses less digits than its factorization.

117401166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6522295 (or 6522292 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 117401166 is about 10835.1818628023. The cubic root of 117401166 is about 489.6556875896.

Adding to 117401166 its reverse (661104711), we get a palindrome (778505877).

The spelling of 117401166 in words is "one hundred seventeen million, four hundred one thousand, one hundred sixty-six".