89432311361 has 2 divisors, whose sum is σ = 89432311362. Its totient is φ = 89432311360.

The previous prime is 89432311291. The next prime is 89432311363. The reversal of 89432311361 is 16311323498.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83264565136 + 6167746225 = 288556^2 + 78535^2 .

It is a cyclic number.

It is not a de Polignac number, because 89432311361 - 2¹⁴ = 89432294977 is a prime.

It is a Sophie Germain prime.

Together with 89432311363, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (89432311363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44716155680 + 44716155681.

It is an arithmetic number, because the mean of its divisors is an integer number (44716155681).

Almost surely, 2^89432311361 is an apocalyptic number.

It is an amenable number.

89432311361 is a deficient number, since it is larger than the sum of its proper divisors (1).

89432311361 is an equidigital number, since it uses as much as digits as its factorization.

89432311361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The spelling of 89432311361 in words is "eighty-nine billion, four hundred thirty-two million, three hundred eleven thousand, three hundred sixty-one".