1111343423 has 8 divisors (see below), whose sum is σ = 1153148880. Its totient is φ = 1069770240.

The previous prime is 1111343419. The next prime is 1111343437. The reversal of 1111343423 is 3243431111.

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 1111343423 - 2² = 1111343419 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 (1111343473) 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, 48290 + ... + 67487.

It is an arithmetic number, because the mean of its divisors is an integer number (144143610).

Almost surely, 2^1111343423 is an apocalyptic number.

1111343423 is a deficient number, since it is larger than the sum of its proper divisors (41805457).

1111343423 is a wasteful number, since it uses less digits than its factorization.

1111343423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116137.

The product of its digits is 864, while the sum is 23.

The square root of 1111343423 is about 33336.8178295410. The cubic root of 1111343423 is about 1035.8163483263.

Adding to 1111343423 its reverse (3243431111), we get a palindrome (4354774534).

The spelling of 1111343423 in words is "one billion, one hundred eleven million, three hundred forty-three thousand, four hundred twenty-three".