1004723219 has 2 divisors, whose sum is σ = 1004723220. Its totient is φ = 1004723218.

The previous prime is 1004723149. The next prime is 1004723267. The reversal of 1004723219 is 9123274001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1004723219 - 2⁸ = 1004722963 is a prime.

It is a super-2 number, since 2×1004723219² = 2018937493595443922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1004723191 and 1004723200.

It is not a weakly prime, because it can be changed into another prime (1004023219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502361609 + 502361610.

It is an arithmetic number, because the mean of its divisors is an integer number (502361610).

Almost surely, 2^1004723219 is an apocalyptic number.

1004723219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004723219 is an equidigital number, since it uses as much as digits as its factorization.

1004723219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 1004723219 is about 31697.3692756986. The cubic root of 1004723219 is about 1001.5719340619.

The spelling of 1004723219 in words is "one billion, four million, seven hundred twenty-three thousand, two hundred nineteen".