116965129 has 2 divisors, whose sum is σ = 116965130. Its totient is φ = 116965128.

The previous prime is 116965111. The next prime is 116965181. The reversal of 116965129 is 921569611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80640400 + 36324729 = 8980^2 + 6027^2 .

It is a cyclic number.

It is not a de Polignac number, because 116965129 - 2⁷ = 116965001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116965091 and 116965100.

It is not a weakly prime, because it can be changed into another prime (116965229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58482564 + 58482565.

It is an arithmetic number, because the mean of its divisors is an integer number (58482565).

Almost surely, 2^116965129 is an apocalyptic number.

It is an amenable number.

116965129 is a deficient number, since it is larger than the sum of its proper divisors (1).

116965129 is an equidigital number, since it uses as much as digits as its factorization.

116965129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 40.

The square root of 116965129 is about 10815.0417937241. The cubic root of 116965129 is about 489.0487291879.

The spelling of 116965129 in words is "one hundred sixteen million, nine hundred sixty-five thousand, one hundred twenty-nine".