1003404002043 has 8 divisors (see below), whose sum is σ = 1356715270656. Its totient is φ = 659514367400.

The previous prime is 1003404002039. The next prime is 1003404002113. The reversal of 1003404002043 is 3402004043001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1003404002043 - 2² = 1003404002039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1003404002033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2355408243 + ... + 2355408668.

It is an arithmetic number, because the mean of its divisors is an integer number (169589408832).

Almost surely, 2^{1003404002043} is an apocalyptic number.

1003404002043 is a deficient number, since it is larger than the sum of its proper divisors (353311268613).

1003404002043 is an equidigital number, since it uses as much as digits as its factorization.

1003404002043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4710816985.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 1003404002043 its reverse (3402004043001), we get a palindrome (4405408045044).

The spelling of 1003404002043 in words is "one trillion, three billion, four hundred four million, two thousand, forty-three".