89129659 has 2 divisors, whose sum is σ = 89129660. Its totient is φ = 89129658.

The previous prime is 89129647. The next prime is 89129671. The reversal of 89129659 is 95692198.

It is a balanced prime because it is at equal distance from previous prime (89129647) and next prime (89129671).

It is a cyclic number.

It is not a de Polignac number, because 89129659 - 2¹¹ = 89127611 is a prime.

It is a super-2 number, since 2×89129659² = 15888192226912562, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89129629) 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 as a sum of consecutive naturals, namely, 44564829 + 44564830.

It is an arithmetic number, because the mean of its divisors is an integer number (44564830).

Almost surely, 2^89129659 is an apocalyptic number.

89129659 is a deficient number, since it is larger than the sum of its proper divisors (1).

89129659 is an equidigital number, since it uses as much as digits as its factorization.

89129659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 49.

The square root of 89129659 is about 9440.8505443101. The cubic root of 89129659 is about 446.6912187316.

The spelling of 89129659 in words is "eighty-nine million, one hundred twenty-nine thousand, six hundred fifty-nine".