1012044001 has 8 divisors (see below), whose sum is σ = 1071290880. Its totient is φ = 954420432.

The previous prime is 1012043969. The next prime is 1012044023. The reversal of 1012044001 is 1004402101.

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

It is not a de Polignac number, because 1012044001 - 2⁵ = 1012043969 is a prime.

It is a super-4 number, since 4×1012044001⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012044031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404545 + ... + 407038.

It is an arithmetic number, because the mean of its divisors is an integer number (133911360).

Almost surely, 2^1012044001 is an apocalyptic number.

It is an amenable number.

1012044001 is a deficient number, since it is larger than the sum of its proper divisors (59246879).

1012044001 is an equidigital number, since it uses as much as digits as its factorization.

1012044001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811655.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1012044001 is about 31812.6390134487. The cubic root of 1012044001 is about 1003.9986564349.

Adding to 1012044001 its reverse (1004402101), we get a palindrome (2016446102).

The spelling of 1012044001 in words is "one billion, twelve million, forty-four thousand, one".