1009169 has 4 divisors (see below), whose sum is σ = 1153344. Its totient is φ = 864996.

The previous prime is 1009163. The next prime is 1009189. The reversal of 1009169 is 9619001.

1009169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1009169 - 2⁴ = 1009153 is a prime.

It is a super-2 number, since 2×1009169² = 2036844141122, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1009163) 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, 72077 + ... + 72090.

It is an arithmetic number, because the mean of its divisors is an integer number (288336).

2^1009169 is an apocalyptic number.

It is an amenable number.

1009169 is a deficient number, since it is larger than the sum of its proper divisors (144175).

1009169 is an equidigital number, since it uses as much as digits as its factorization.

1009169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144174.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 1009169 is about 1004.5740390832. The cubic root of 1009169 is about 100.3047039454.

The spelling of 1009169 in words is "one million, nine thousand, one hundred sixty-nine".