1010089 has 4 divisors (see below), whose sum is σ = 1069524. Its totient is φ = 950656.

The previous prime is 1010083. The next prime is 1010129. The reversal of 1010089 is 9800101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 779689 + 230400 = 883^2 + 480^2 .

It is a cyclic number.

It is not a de Polignac number, because 1010089 - 2³ = 1010081 is a prime.

It is a Duffinian number.

1010089 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1010081) 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, 29692 + ... + 29725.

It is an arithmetic number, because the mean of its divisors is an integer number (267381).

2^1010089 is an apocalyptic number.

It is an amenable number.

1010089 is a deficient number, since it is larger than the sum of its proper divisors (59435).

1010089 is an equidigital number, since it uses as much as digits as its factorization.

1010089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59434.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 1010089 is about 1005.0318402916. The cubic root of 1010089 is about 100.3351753199.

The spelling of 1010089 in words is "one million, ten thousand, eighty-nine".