1004234909 has 2 divisors, whose sum is σ = 1004234910. Its totient is φ = 1004234908.

The previous prime is 1004234867. The next prime is 1004234921. The reversal of 1004234909 is 9094324001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 838392025 + 165842884 = 28955^2 + 12878^2 .

It is a cyclic number.

It is not a de Polignac number, because 1004234909 - 2²⁴ = 987457693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1004234989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502117454 + 502117455.

It is an arithmetic number, because the mean of its divisors is an integer number (502117455).

Almost surely, 2^1004234909 is an apocalyptic number.

It is an amenable number.

1004234909 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004234909 is an equidigital number, since it uses as much as digits as its factorization.

1004234909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1004234909 is about 31689.6656498613. The cubic root of 1004234909 is about 1001.4096482913.

The spelling of 1004234909 in words is "one billion, four million, two hundred thirty-four thousand, nine hundred nine".