1004144001 has 16 divisors (see below), whose sum is σ = 1532467200. Its totient is φ = 572917968.

The previous prime is 1004143993. The next prime is 1004144021. The reversal of 1004144001 is 1004414001.

It is not a de Polignac number, because 1004144001 - 2³ = 1004143993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004144021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22441 + ... + 50118.

It is an arithmetic number, because the mean of its divisors is an integer number (95779200).

Almost surely, 2^1004144001 is an apocalyptic number.

It is an amenable number.

1004144001 is a deficient number, since it is larger than the sum of its proper divisors (528323199).

1004144001 is an equidigital number, since it uses as much as digits as its factorization.

1004144001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73228.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1004144001 is about 31688.2312696686. The cubic root of 1004144001 is about 1001.3794299647.

Adding to 1004144001 its reverse (1004414001), we get a palindrome (2008558002).

The spelling of 1004144001 in words is "one billion, four million, one hundred forty-four thousand, one".