1323041111 has 6 divisors (see below), whose sum is σ = 1539047880. Its totient is φ = 1134035196.

The previous prime is 1323041087. The next prime is 1323041129. The reversal of 1323041111 is 1111403231.

It is not a de Polignac number, because 1323041111 - 2¹⁰ = 1323040087 is a prime.

It is a super-2 number, since 2×1323041111² = 3500875562792228642, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1323041111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323041191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13500371 + ... + 13500468.

It is an arithmetic number, because the mean of its divisors is an integer number (256507980).

Almost surely, 2^1323041111 is an apocalyptic number.

1323041111 is a deficient number, since it is larger than the sum of its proper divisors (216006769).

1323041111 is an equidigital number, since it uses as much as digits as its factorization.

1323041111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27000853 (or 27000846 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1323041111 is about 36373.6320842448. The cubic root of 1323041111 is about 1097.8030838428.

Adding to 1323041111 its reverse (1111403231), we get a palindrome (2434444342).

The spelling of 1323041111 in words is "one billion, three hundred twenty-three million, forty-one thousand, one hundred eleven".