11345344423 has 8 divisors (see below), whose sum is σ = 12968916480. Its totient is φ = 9722474520.

The previous prime is 11345344379. The next prime is 11345344469. The reversal of 11345344423 is 32444354311.

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 11345344423 - 2¹³ = 11345336231 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 (11345345423) 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, 140443 + ... + 205948.

It is an arithmetic number, because the mean of its divisors is an integer number (1621114560).

Almost surely, 2^11345344423 is an apocalyptic number.

11345344423 is a deficient number, since it is larger than the sum of its proper divisors (1623572057).

11345344423 is an equidigital number, since it uses as much as digits as its factorization.

11345344423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351077.

The product of its digits is 69120, while the sum is 34.

Adding to 11345344423 its reverse (32444354311), we get a palindrome (43789698734).

The spelling of 11345344423 in words is "eleven billion, three hundred forty-five million, three hundred forty-four thousand, four hundred twenty-three".