116665275 has 24 divisors (see below), whose sum is σ = 193581360. Its totient is φ = 61997440.

The previous prime is 116665273. The next prime is 116665303. The reversal of 116665275 is 572566611.

It is not a de Polignac number, because 116665275 - 2¹ = 116665273 is a prime.

It is a super-2 number, since 2×116665275² = 27221572781651250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (116665273) 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 23 ways as a sum of consecutive naturals, for example, 19321 + ... + 24629.

It is an arithmetic number, because the mean of its divisors is an integer number (8065890).

Almost surely, 2^116665275 is an apocalyptic number.

116665275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116665275 is a deficient number, since it is larger than the sum of its proper divisors (76916085).

116665275 is a wasteful number, since it uses less digits than its factorization.

116665275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5615 (or 5610 counting only the distinct ones).

The product of its digits is 75600, while the sum is 39.

The square root of 116665275 is about 10801.1700755057. The cubic root of 116665275 is about 488.6304600562.

The spelling of 116665275 in words is "one hundred sixteen million, six hundred sixty-five thousand, two hundred seventy-five".