89234000621 has 2 divisors, whose sum is σ = 89234000622. Its totient is φ = 89234000620.

The previous prime is 89234000591. The next prime is 89234000623. The reversal of 89234000621 is 12600043298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79784216521 + 9449784100 = 282461^2 + 97210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89234000621 is a prime.

Together with 89234000623, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89234000623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44617000310 + 44617000311.

It is an arithmetic number, because the mean of its divisors is an integer number (44617000311).

Almost surely, 2^89234000621 is an apocalyptic number.

It is an amenable number.

89234000621 is a deficient number, since it is larger than the sum of its proper divisors (1).

89234000621 is an equidigital number, since it uses as much as digits as its factorization.

89234000621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 89234000621 in words is "eighty-nine billion, two hundred thirty-four million, six hundred twenty-one", and thus it is an aban number.