1311114123 has 24 divisors (see below), whose sum is σ = 2068490736. Its totient is φ = 793656000.

The previous prime is 1311114097. The next prime is 1311114131. The reversal of 1311114123 is 3214111131.

It is a happy number.

It is not a de Polignac number, because 1311114123 - 2⁶ = 1311114059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1311114096 and 1311114105.

It is not an unprimeable number, because it can be changed into a prime (1311114163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79273 + ... + 94373.

It is an arithmetic number, because the mean of its divisors is an integer number (86187114).

Almost surely, 2^1311114123 is an apocalyptic number.

1311114123 is a deficient number, since it is larger than the sum of its proper divisors (757376613).

1311114123 is a wasteful number, since it uses less digits than its factorization.

1311114123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15995 (or 15992 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 1311114123 is about 36209.3098940038. The cubic root of 1311114123 is about 1094.4942857741.

Adding to 1311114123 its reverse (3214111131), we get a palindrome (4525225254).

The spelling of 1311114123 in words is "one billion, three hundred eleven million, one hundred fourteen thousand, one hundred twenty-three".