10001144 has 24 divisors (see below), whose sum is σ = 19796760. Its totient is φ = 4736016.

The previous prime is 10001119. The next prime is 10001203. The reversal of 10001144 is 44110001.

10001144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1157 + ... + 4619.

It is an arithmetic number, because the mean of its divisors is an integer number (824865).

Almost surely, 2^10001144 is an apocalyptic number.

It is an amenable number.

10001144 is a deficient number, since it is larger than the sum of its proper divisors (9795616).

10001144 is a wasteful number, since it uses less digits than its factorization.

10001144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507 (or 3484 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 10001144 is about 3162.4585372776. The cubic root of 10001144 is about 215.4516842675.

Adding to 10001144 its reverse (44110001), we get a palindrome (54111145).

The spelling of 10001144 in words is "ten million, one thousand, one hundred forty-four".