89741286197 has 2 divisors, whose sum is σ = 89741286198. Its totient is φ = 89741286196.

The previous prime is 89741286143. The next prime is 89741286209. The reversal of 89741286197 is 79168214798.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89703844036 + 37442161 = 299506^2 + 6119^2 .

It is a cyclic number.

It is not a de Polignac number, because 89741286197 - 2²⁰ = 89740237621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89741216197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44870643098 + 44870643099.

It is an arithmetic number, because the mean of its divisors is an integer number (44870643099).

Almost surely, 2^89741286197 is an apocalyptic number.

It is an amenable number.

89741286197 is a deficient number, since it is larger than the sum of its proper divisors (1).

89741286197 is an equidigital number, since it uses as much as digits as its factorization.

89741286197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12192768, while the sum is 62.

The spelling of 89741286197 in words is "eighty-nine billion, seven hundred forty-one million, two hundred eighty-six thousand, one hundred ninety-seven".