89021323 has 2 divisors, whose sum is σ = 89021324. Its totient is φ = 89021322.

The previous prime is 89021321. The next prime is 89021341. The reversal of 89021323 is 32312098.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89021323 - 2¹ = 89021321 is a prime.

Together with 89021321, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 89021291 and 89021300.

It is not a weakly prime, because it can be changed into another prime (89021321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44510661 + 44510662.

It is an arithmetic number, because the mean of its divisors is an integer number (44510662).

Almost surely, 2^89021323 is an apocalyptic number.

89021323 is a deficient number, since it is larger than the sum of its proper divisors (1).

89021323 is an equidigital number, since it uses as much as digits as its factorization.

89021323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 89021323 is about 9435.1111811149. Note that the first 4 decimals coincide. The cubic root of 89021323 is about 446.5101628011.

The spelling of 89021323 in words is "eighty-nine million, twenty-one thousand, three hundred twenty-three".