89543087 has 2 divisors, whose sum is σ = 89543088. Its totient is φ = 89543086.

The previous prime is 89543033. The next prime is 89543089. The reversal of 89543087 is 78034598.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89543087 - 2²⁴ = 72765871 is a prime.

Together with 89543089, 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 (89543089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44771543 + 44771544.

It is an arithmetic number, because the mean of its divisors is an integer number (44771544).

Almost surely, 2^89543087 is an apocalyptic number.

89543087 is a deficient number, since it is larger than the sum of its proper divisors (1).

89543087 is an equidigital number, since it uses as much as digits as its factorization.

89543087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 89543087 is about 9462.7209089141. The cubic root of 89543087 is about 447.3808128014.

The spelling of 89543087 in words is "eighty-nine million, five hundred forty-three thousand, eighty-seven".