1009433 has 2 divisors, whose sum is σ = 1009434. Its totient is φ = 1009432.

The previous prime is 1009417. The next prime is 1009439. The reversal of 1009433 is 3349001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 595984 + 413449 = 772^2 + 643^2 .

It is an emirp because it is prime and its reverse (3349001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1009433 - 2⁴ = 1009417 is a prime.

It is equal to p₇₉₂₁₁ and since 1009433 and 79211 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1009439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504716 + 504717.

It is an arithmetic number, because the mean of its divisors is an integer number (504717).

2^1009433 is an apocalyptic number.

It is an amenable number.

1009433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009433 is an equidigital number, since it uses as much as digits as its factorization.

1009433 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 20.

The square root of 1009433 is about 1004.7054294668. The cubic root of 1009433 is about 100.3134497990.

The spelling of 1009433 in words is "one million, nine thousand, four hundred thirty-three".