1311110132 has 12 divisors (see below), whose sum is σ = 2295887076. Its totient is φ = 655142400.

The previous prime is 1311110113. The next prime is 1311110173. The reversal of 1311110132 is 2310111131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 784224016 + 526886116 = 28004^2 + 22954^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95963 + ... + 108770.

It is an arithmetic number, because the mean of its divisors is an integer number (191323923).

Almost surely, 2^1311110132 is an apocalyptic number.

It is an amenable number.

1311110132 is a deficient number, since it is larger than the sum of its proper divisors (984776944).

1311110132 is a wasteful number, since it uses less digits than its factorization.

1311110132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206338 (or 206336 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1311110132 is about 36209.2547838256. The cubic root of 1311110132 is about 1094.4931752348.

Adding to 1311110132 its reverse (2310111131), we get a palindrome (3621221263).

Subtracting 1311110132 from its reverse (2310111131), we obtain a palindrome (999000999).

The spelling of 1311110132 in words is "one billion, three hundred eleven million, one hundred ten thousand, one hundred thirty-two".