116144309 has 2 divisors, whose sum is σ = 116144310. Its totient is φ = 116144308.

The previous prime is 116144297. The next prime is 116144341. The reversal of 116144309 is 903441611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94148209 + 21996100 = 9703^2 + 4690^2 .

It is a cyclic number.

It is not a de Polignac number, because 116144309 - 2⁴ = 116144293 is a prime.

It is a Chen prime.

It is equal to p_6634415 and since 116144309 and 6634415 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116141309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58072154 + 58072155.

It is an arithmetic number, because the mean of its divisors is an integer number (58072155).

Almost surely, 2^116144309 is an apocalyptic number.

It is an amenable number.

116144309 is a deficient number, since it is larger than the sum of its proper divisors (1).

116144309 is an equidigital number, since it uses as much as digits as its factorization.

116144309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 116144309 is about 10777.0269091248. The cubic root of 116144309 is about 487.9020521976.

The spelling of 116144309 in words is "one hundred sixteen million, one hundred forty-four thousand, three hundred nine".