1105111323 has 32 divisors (see below), whose sum is σ = 1699790400. Its totient is φ = 708761088.

The previous prime is 1105111313. The next prime is 1105111349. The reversal of 1105111323 is 3231115011.

It is not a de Polignac number, because 1105111323 - 2⁸ = 1105111067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1105111296 and 1105111305.

It is not an unprimeable number, because it can be changed into a prime (1105111313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227011 + ... + 231827.

It is an arithmetic number, because the mean of its divisors is an integer number (53118450).

Almost surely, 2^1105111323 is an apocalyptic number.

1105111323 is a deficient number, since it is larger than the sum of its proper divisors (594679077).

1105111323 is a wasteful number, since it uses less digits than its factorization.

1105111323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5148 (or 5142 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1105111323 is about 33243.2146911216. The cubic root of 1105111323 is about 1033.8765293097.

Adding to 1105111323 its reverse (3231115011), we get a palindrome (4336226334).

The spelling of 1105111323 in words is "one billion, one hundred five million, one hundred eleven thousand, three hundred twenty-three".