1009361 has 2 divisors, whose sum is σ = 1009362. Its totient is φ = 1009360.

The previous prime is 1009357. The next prime is 1009369. The reversal of 1009361 is 1639001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 712336 + 297025 = 844^2 + 545^2 .

It is a cyclic number.

It is not a de Polignac number, because 1009361 - 2² = 1009357 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1009369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504680 + 504681.

It is an arithmetic number, because the mean of its divisors is an integer number (504681).

2^1009361 is an apocalyptic number.

It is an amenable number.

1009361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009361 is an equidigital number, since it uses as much as digits as its factorization.

1009361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 1009361 is about 1004.6695974299. The cubic root of 1009361 is about 100.3110647174.

The spelling of 1009361 in words is "one million, nine thousand, three hundred sixty-one".