941009 has 2 divisors, whose sum is σ = 941010. Its totient is φ = 941008.

The previous prime is 940993. The next prime is 941011. The reversal of 941009 is 900149.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 760384 + 180625 = 872^2 + 425^2 .

It is an emirp because it is prime and its reverse (900149) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 941009 - 2⁴ = 940993 is a prime.

Together with 941011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (941099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470504 + 470505.

It is an arithmetic number, because the mean of its divisors is an integer number (470505).

2⁹⁴¹⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

941009 is a deficient number, since it is larger than the sum of its proper divisors (1).

941009 is an equidigital number, since it uses as much as digits as its factorization.

941009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 941009 is about 970.0561839399. The cubic root of 941009 is about 97.9936480681.

The spelling of 941009 in words is "nine hundred forty-one thousand, nine".