1005413239 has 2 divisors, whose sum is σ = 1005413240. Its totient is φ = 1005413238.

The previous prime is 1005413203. The next prime is 1005413243. The reversal of 1005413239 is 9323145001.

It is a strong prime.

It is an emirp because it is prime and its reverse (9323145001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1005413239 - 2¹³ = 1005405047 is a prime.

It is a super-2 number, since 2×1005413239² = 2021711562312942242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1005413249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502706619 + 502706620.

It is an arithmetic number, because the mean of its divisors is an integer number (502706620).

Almost surely, 2^1005413239 is an apocalyptic number.

1005413239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005413239 is an equidigital number, since it uses as much as digits as its factorization.

1005413239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1005413239 is about 31708.2519070352. The cubic root of 1005413239 is about 1001.8011668502.

The spelling of 1005413239 in words is "one billion, five million, four hundred thirteen thousand, two hundred thirty-nine".