11432312303 has 4 divisors (see below), whose sum is σ = 12104801280. Its totient is φ = 10759823328.

The previous prime is 11432312299. The next prime is 11432312317. The reversal of 11432312303 is 30321323411.

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

It is not a de Polignac number, because 11432312303 - 2² = 11432312299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432314303) 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, 336244463 + ... + 336244496.

It is an arithmetic number, because the mean of its divisors is an integer number (3026200320).

Almost surely, 2^11432312303 is an apocalyptic number.

11432312303 is a deficient number, since it is larger than the sum of its proper divisors (672488977).

11432312303 is an equidigital number, since it uses as much as digits as its factorization.

11432312303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672488976.

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

Adding to 11432312303 its reverse (30321323411), we get a palindrome (41753635714).

The spelling of 11432312303 in words is "eleven billion, four hundred thirty-two million, three hundred twelve thousand, three hundred three".