1001041144 has 64 divisors (see below), whose sum is σ = 2071008000. Its totient is φ = 451503360.

The previous prime is 1001041133. The next prime is 1001041147. The reversal of 1001041144 is 4411401001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001041147) 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, 981867 + ... + 982885.

It is an arithmetic number, because the mean of its divisors is an integer number (32359500).

Almost surely, 2^1001041144 is an apocalyptic number.

It is an amenable number.

1001041144 is an abundant number, since it is smaller than the sum of its proper divisors (1069966856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1001041144 is a wasteful number, since it uses less digits than its factorization.

1001041144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348 (or 1344 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1001041144 is about 31639.2342511635. The cubic root of 1001041144 is about 1000.3469276273.

Adding to 1001041144 its reverse (4411401001), we get a palindrome (5412442145).

The spelling of 1001041144 in words is "one billion, one million, forty-one thousand, one hundred forty-four".