116466309 has 16 divisors (see below), whose sum is σ = 172737600. Its totient is φ = 77556528.

The previous prime is 116466307. The next prime is 116466331. The reversal of 116466309 is 903664611.

116466309 is a `hidden beast` number, since 1 + 1 + 646 + 6 + 3 + 0 + 9 = 666.

It is not a de Polignac number, because 116466309 - 2¹ = 116466307 is a prime.

It is a super-2 number, since 2×116466309² = 27128802264166962, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116466307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29547 + ... + 33255.

It is an arithmetic number, because the mean of its divisors is an integer number (10796100).

Almost surely, 2^116466309 is an apocalyptic number.

It is an amenable number.

116466309 is a deficient number, since it is larger than the sum of its proper divisors (56271291).

116466309 is a wasteful number, since it uses less digits than its factorization.

116466309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4881 (or 4875 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 116466309 is about 10791.9557541717. The cubic root of 116466309 is about 488.3525248301.

It can be divided in two parts, 11646 and 6309, that added together give a triangular number (17955 = T₁₈₉).

The spelling of 116466309 in words is "one hundred sixteen million, four hundred sixty-six thousand, three hundred nine".