1006013243 has 2 divisors, whose sum is σ = 1006013244. Its totient is φ = 1006013242.

The previous prime is 1006013221. The next prime is 1006013249. The reversal of 1006013243 is 3423106001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1006013243 - 2¹⁸ = 1005751099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1006013249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 503006621 + 503006622.

It is an arithmetic number, because the mean of its divisors is an integer number (503006622).

Almost surely, 2^1006013243 is an apocalyptic number.

1006013243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006013243 is an equidigital number, since it uses as much as digits as its factorization.

1006013243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1006013243 is about 31717.7118184777. The cubic root of 1006013243 is about 1002.0004100248. Note that the first 3 decimals are identical.

Adding to 1006013243 its reverse (3423106001), we get a palindrome (4429119244).

The spelling of 1006013243 in words is "one billion, six million, thirteen thousand, two hundred forty-three".