116589929 has 2 divisors, whose sum is σ = 116589930. Its totient is φ = 116589928.

The previous prime is 116589887. The next prime is 116589931. The reversal of 116589929 is 929985611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110733529 + 5856400 = 10523^2 + 2420^2 .

It is a cyclic number.

It is not a de Polignac number, because 116589929 - 2⁸ = 116589673 is a prime.

Together with 116589931, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116589229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58294964 + 58294965.

It is an arithmetic number, because the mean of its divisors is an integer number (58294965).

Almost surely, 2^116589929 is an apocalyptic number.

It is an amenable number.

116589929 is a deficient number, since it is larger than the sum of its proper divisors (1).

116589929 is an equidigital number, since it uses as much as digits as its factorization.

116589929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 50.

The square root of 116589929 is about 10797.6816493171. The cubic root of 116589929 is about 488.5252465749.

The spelling of 116589929 in words is "one hundred sixteen million, five hundred eighty-nine thousand, nine hundred twenty-nine".