1043044403401 has 24 divisors (see below), whose sum is σ = 1411060720832. Its totient is φ = 750241720800.

The previous prime is 1043044403389. The next prime is 1043044403417.

It is a happy number.

1043044403401 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1043044403401 - 2¹³ = 1043044395209 is a prime.

It is a super-2 number, since 2×1043044403401² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1043044403401.

It is not an unprimeable number, because it can be changed into a prime (1043044403461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47352735 + ... + 47374756.

Almost surely, 2^{1043044403401} is an apocalyptic number.

1043044403401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1043044403401 is a deficient number, since it is larger than the sum of its proper divisors (368016317431).

1043044403401 is a wasteful number, since it uses less digits than its factorization.

1043044403401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94727533 (or 94727522 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The spelling of 1043044403401 in words is "one trillion, forty-three billion, forty-four million, four hundred three thousand, four hundred one".