1002400343003 has 4 divisors (see below), whose sum is σ = 1061365069080. Its totient is φ = 943435616928.

The previous prime is 1002400342987. The next prime is 1002400343017. The reversal of 1002400343003 is 3003430042001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1002400343003 - 2⁴ = 1002400342987 is a prime.

It is a super-3 number, since 3×1002400343003³ (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 (1002400343033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29482363013 + ... + 29482363046.

It is an arithmetic number, because the mean of its divisors is an integer number (265341267270).

Almost surely, 2^{1002400343003} is an apocalyptic number.

1002400343003 is a deficient number, since it is larger than the sum of its proper divisors (58964726077).

1002400343003 is an equidigital number, since it uses as much as digits as its factorization.

1002400343003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58964726076.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 1002400343003 its reverse (3003430042001), we get a palindrome (4005830385004).

The spelling of 1002400343003 in words is "one trillion, two billion, four hundred million, three hundred forty-three thousand, three".