11423131343 has 8 divisors (see below), whose sum is σ = 12304215168. Its totient is φ = 10542387744.

The previous prime is 11423131301. The next prime is 11423131361. The reversal of 11423131343 is 34313132411.

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 11423131343 - 2⁸ = 11423131087 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 (11423101343) 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, 13055 + ... + 151712.

It is an arithmetic number, because the mean of its divisors is an integer number (1538026896).

Almost surely, 2^11423131343 is an apocalyptic number.

11423131343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11423131343 is a deficient number, since it is larger than the sum of its proper divisors (881083825).

11423131343 is a wasteful number, since it uses less digits than its factorization.

11423131343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170113.

The product of its digits is 2592, while the sum is 26.

Adding to 11423131343 its reverse (34313132411), we get a palindrome (45736263754).

The spelling of 11423131343 in words is "eleven billion, four hundred twenty-three million, one hundred thirty-one thousand, three hundred forty-three".