11423343251 has 8 divisors (see below), whose sum is σ = 11551321824. Its totient is φ = 11296074240.

The previous prime is 11423343193. The next prime is 11423343263. The reversal of 11423343251 is 15234332411.

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 11423343251 - 2⁶ = 11423343187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11423346251) 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, 144980 + ... + 209441.

It is an arithmetic number, because the mean of its divisors is an integer number (1443915228).

Almost surely, 2^11423343251 is an apocalyptic number.

11423343251 is a deficient number, since it is larger than the sum of its proper divisors (127978573).

11423343251 is a wasteful number, since it uses less digits than its factorization.

11423343251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354781.

The product of its digits is 8640, while the sum is 29.

Adding to 11423343251 its reverse (15234332411), we get a palindrome (26657675662).

The spelling of 11423343251 in words is "eleven billion, four hundred twenty-three million, three hundred forty-three thousand, two hundred fifty-one".