11431334003 has 4 divisors (see below), whose sum is σ = 11431603440. Its totient is φ = 11431064568.

The previous prime is 11431333997. The next prime is 11431334009. The reversal of 11431334003 is 30043313411.

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

It is an interprime number because it is at equal distance from previous prime (11431333997) and next prime (11431334009).

It is a cyclic number.

It is not a de Polignac number, because 11431334003 - 2³² = 7136366707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11431334003.

It is not an unprimeable number, because it can be changed into a prime (11431334009) 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, 55583 + ... + 161096.

It is an arithmetic number, because the mean of its divisors is an integer number (2857900860).

Almost surely, 2^11431334003 is an apocalyptic number.

11431334003 is a deficient number, since it is larger than the sum of its proper divisors (269437).

11431334003 is an equidigital number, since it uses as much as digits as its factorization.

11431334003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269436.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 11431334003 its reverse (30043313411), we get a palindrome (41474647414).

The spelling of 11431334003 in words is "eleven billion, four hundred thirty-one million, three hundred thirty-four thousand, three".