89664101 has 2 divisors, whose sum is σ = 89664102. Its totient is φ = 89664100.

The previous prime is 89664079. The next prime is 89664119. The reversal of 89664101 is 10146698.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56325025 + 33339076 = 7505^2 + 5774^2 .

It is a cyclic number.

It is not a de Polignac number, because 89664101 - 2⁶ = 89664037 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89664151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44832050 + 44832051.

It is an arithmetic number, because the mean of its divisors is an integer number (44832051).

Almost surely, 2^89664101 is an apocalyptic number.

It is an amenable number.

89664101 is a deficient number, since it is larger than the sum of its proper divisors (1).

89664101 is an equidigital number, since it uses as much as digits as its factorization.

89664101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 89664101 is about 9469.1129996426. The cubic root of 89664101 is about 447.5822613357.

The spelling of 89664101 in words is "eighty-nine million, six hundred sixty-four thousand, one hundred one".