116490309 has 24 divisors (see below), whose sum is σ = 169668576. Its totient is φ = 70668000.

The previous prime is 116490301. The next prime is 116490347. The reversal of 116490309 is 903094611.

It is not a de Polignac number, because 116490309 - 2³ = 116490301 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 116490309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116490301) 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 23 ways as a sum of consecutive naturals, for example, 771384 + ... + 771534.

It is an arithmetic number, because the mean of its divisors is an integer number (7069524).

Almost surely, 2^116490309 is an apocalyptic number.

It is an amenable number.

116490309 is a deficient number, since it is larger than the sum of its proper divisors (53178267).

116490309 is a wasteful number, since it uses less digits than its factorization.

116490309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 116490309 is about 10793.0676362191. The cubic root of 116490309 is about 488.3860671644.

The spelling of 116490309 in words is "one hundred sixteen million, four hundred ninety thousand, three hundred nine".