89461321 has 2 divisors, whose sum is σ = 89461322. Its totient is φ = 89461320.

The previous prime is 89461277. The next prime is 89461343. The reversal of 89461321 is 12316498.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81649296 + 7812025 = 9036^2 + 2795^2 .

It is a cyclic number.

It is not a de Polignac number, because 89461321 - 2⁷ = 89461193 is a prime.

It is not a weakly prime, because it can be changed into another prime (89461391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44730660 + 44730661.

It is an arithmetic number, because the mean of its divisors is an integer number (44730661).

Almost surely, 2^89461321 is an apocalyptic number.

It is an amenable number.

89461321 is a deficient number, since it is larger than the sum of its proper divisors (1).

89461321 is an equidigital number, since it uses as much as digits as its factorization.

89461321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 34.

The square root of 89461321 is about 9458.3994946291. The cubic root of 89461321 is about 447.2445965176.

The spelling of 89461321 in words is "eighty-nine million, four hundred sixty-one thousand, three hundred twenty-one".