1010403444 has 12 divisors (see below), whose sum is σ = 2357608064. Its totient is φ = 336801144.

The previous prime is 1010403431. The next prime is 1010403463. The reversal of 1010403444 is 4443040101.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1010403444² = 2041830239294122272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1010403444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42100132 + ... + 42100155.

Almost surely, 2^1010403444 is an apocalyptic number.

It is an amenable number.

1010403444 is an abundant number, since it is smaller than the sum of its proper divisors (1347204620).

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

1010403444 is a wasteful number, since it uses less digits than its factorization.

1010403444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84200294 (or 84200292 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1010403444 is about 31786.8438823360. The cubic root of 1010403444 is about 1003.4558579547.

Adding to 1010403444 its reverse (4443040101), we get a palindrome (5453443545).

The spelling of 1010403444 in words is "one billion, ten million, four hundred three thousand, four hundred forty-four".