1006412443 has 4 divisors (see below), whose sum is σ = 1007186128. Its totient is φ = 1005638760.

The previous prime is 1006412431. The next prime is 1006412453. The reversal of 1006412443 is 3442146001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1006412443 - 2⁵ = 1006412411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006412413) 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 in 3 ways as a sum of consecutive naturals, for example, 384888 + ... + 387493.

It is an arithmetic number, because the mean of its divisors is an integer number (251796532).

Almost surely, 2^1006412443 is an apocalyptic number.

1006412443 is a deficient number, since it is larger than the sum of its proper divisors (773685).

1006412443 is an equidigital number, since it uses as much as digits as its factorization.

1006412443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773684.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1006412443 is about 31724.0042081702. The cubic root of 1006412443 is about 1002.1329283820.

Adding to 1006412443 its reverse (3442146001), we get a palindrome (4448558444).

It can be divided in two parts, 1006 and 412443, that added together give a square (413449 = 643²).

The spelling of 1006412443 in words is "one billion, six million, four hundred twelve thousand, four hundred forty-three".