89334217129 has 2 divisors, whose sum is σ = 89334217130. Its totient is φ = 89334217128.

The previous prime is 89334217111. The next prime is 89334217183. The reversal of 89334217129 is 92171243398.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82877773225 + 6456443904 = 287885^2 + 80352^2 .

It is a cyclic number.

It is not a de Polignac number, because 89334217129 - 2⁵ = 89334217097 is a prime.

It is not a weakly prime, because it can be changed into another prime (89334217199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44667108564 + 44667108565.

It is an arithmetic number, because the mean of its divisors is an integer number (44667108565).

Almost surely, 2^89334217129 is an apocalyptic number.

It is an amenable number.

89334217129 is a deficient number, since it is larger than the sum of its proper divisors (1).

89334217129 is an equidigital number, since it uses as much as digits as its factorization.

89334217129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 49.

The spelling of 89334217129 in words is "eighty-nine billion, three hundred thirty-four million, two hundred seventeen thousand, one hundred twenty-nine".