1005413203 has 2 divisors, whose sum is σ = 1005413204. Its totient is φ = 1005413202.

The previous prime is 1005413161. The next prime is 1005413239. The reversal of 1005413203 is 3023145001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1005413203 is a prime.

It is not a weakly prime, because it can be changed into another prime (1005413243) 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, 502706601 + 502706602.

It is an arithmetic number, because the mean of its divisors is an integer number (502706602).

Almost surely, 2^1005413203 is an apocalyptic number.

1005413203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1005413203 is an equidigital number, since it uses as much as digits as its factorization.

1005413203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1005413203 is about 31708.2513393596. The cubic root of 1005413203 is about 1001.8011548933.

Adding to 1005413203 its reverse (3023145001), we get a palindrome (4028558204).

The spelling of 1005413203 in words is "one billion, five million, four hundred thirteen thousand, two hundred three".