56006089 has 2 divisors, whose sum is σ = 56006090. Its totient is φ = 56006088.

The previous prime is 56006087. The next prime is 56006099. The reversal of 56006089 is 98060065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55756089 + 250000 = 7467^2 + 500^2 .

It is a cyclic number.

It is not a de Polignac number, because 56006089 - 2¹ = 56006087 is a prime.

Together with 56006087, it forms a pair of twin primes.

It is equal to p_3338665 and since 56006089 and 3338665 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (56006087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28003044 + 28003045.

It is an arithmetic number, because the mean of its divisors is an integer number (28003045).

Almost surely, 2^56006089 is an apocalyptic number.

It is an amenable number.

56006089 is a deficient number, since it is larger than the sum of its proper divisors (1).

56006089 is an equidigital number, since it uses as much as digits as its factorization.

56006089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 56006089 is about 7483.7216009149. The cubic root of 56006089 is about 382.6001025257.

The spelling of 56006089 in words is "fifty-six million, six thousand, eighty-nine".