1063889 has 4 divisors (see below), whose sum is σ = 1098240. Its totient is φ = 1029540.

The previous prime is 1063873. The next prime is 1063891. The reversal of 1063889 is 9883601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1063889 - 2⁴ = 1063873 is a prime.

It is a super-2 number, since 2×1063889² = 2263719608642, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1063849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17129 + ... + 17190.

It is an arithmetic number, because the mean of its divisors is an integer number (274560).

2^1063889 is an apocalyptic number.

It is an amenable number.

1063889 is a deficient number, since it is larger than the sum of its proper divisors (34351).

1063889 is an equidigital number, since it uses as much as digits as its factorization.

1063889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34350.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 1063889 is about 1031.4499503127. The cubic root of 1063889 is about 102.0858242161.

The spelling of 1063889 in words is "one million, sixty-three thousand, eight hundred eighty-nine".