1056589 has 2 divisors, whose sum is σ = 1056590. Its totient is φ = 1056588.

The previous prime is 1056577. The next prime is 1056599. The reversal of 1056589 is 9856501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 990025 + 66564 = 995^2 + 258^2 .

It is a cyclic number.

It is not a de Polignac number, because 1056589 - 2¹⁵ = 1023821 is a prime.

It is a super-2 number, since 2×1056589² = 2232760629842, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528294 + 528295.

It is an arithmetic number, because the mean of its divisors is an integer number (528295).

2^1056589 is an apocalyptic number.

It is an amenable number.

1056589 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056589 is an equidigital number, since it uses as much as digits as its factorization.

1056589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 1056589 is about 1027.9051512664. The cubic root of 1056589 is about 101.8517968158.

The spelling of 1056589 in words is "one million, fifty-six thousand, five hundred eighty-nine".