1005441011 has 8 divisors (see below), whose sum is σ = 1052494848. Its totient is φ = 959301000.

The previous prime is 1005440983. The next prime is 1005441023. The reversal of 1005441011 is 1101445001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1005441011 - 2²⁶ = 938332147 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1005441211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226205 + ... + 230606.

It is an arithmetic number, because the mean of its divisors is an integer number (131561856).

Almost surely, 2^1005441011 is an apocalyptic number.

1005441011 is a deficient number, since it is larger than the sum of its proper divisors (47053837).

1005441011 is an equidigital number, since it uses as much as digits as its factorization.

1005441011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456913.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 1005441011 is about 31708.6898341764. The cubic root of 1005441011 is about 1001.8103908405.

Adding to 1005441011 its reverse (1101445001), we get a palindrome (2106886012).

The spelling of 1005441011 in words is "one billion, five million, four hundred forty-one thousand, eleven".