11431403303 has 2 divisors, whose sum is σ = 11431403304. Its totient is φ = 11431403302.

The previous prime is 11431403297. The next prime is 11431403329. The reversal of 11431403303 is 30330413411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11431403303 - 2⁶ = 11431403239 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11431403353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5715701651 + 5715701652.

It is an arithmetic number, because the mean of its divisors is an integer number (5715701652).

Almost surely, 2^11431403303 is an apocalyptic number.

11431403303 is a deficient number, since it is larger than the sum of its proper divisors (1).

11431403303 is an equidigital number, since it uses as much as digits as its factorization.

11431403303 is an evil number, because the sum of its binary digits is even.

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

Adding to 11431403303 its reverse (30330413411), we get a palindrome (41761816714).

The spelling of 11431403303 in words is "eleven billion, four hundred thirty-one million, four hundred three thousand, three hundred three".