1003404344113 has 16 divisors (see below), whose sum is σ = 1086663473280. Its totient is φ = 923663575296.

The previous prime is 1003404344081. The next prime is 1003404344209. The reversal of 1003404344113 is 3114434043001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1003404344113 - 2⁵ = 1003404344081 is a prime.

It is a super-3 number, since 3×1003404344113³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003404342113) 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, 2245320 + ... + 2654857.

It is an arithmetic number, because the mean of its divisors is an integer number (67916467080).

Almost surely, 2^{1003404344113} is an apocalyptic number.

It is an amenable number.

1003404344113 is a deficient number, since it is larger than the sum of its proper divisors (83259129167).

1003404344113 is a wasteful number, since it uses less digits than its factorization.

1003404344113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4900536.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1003404344113 its reverse (3114434043001), we get a palindrome (4117838387114).

The spelling of 1003404344113 in words is "one trillion, three billion, four hundred four million, three hundred forty-four thousand, one hundred thirteen".