1243112114 has 12 divisors (see below), whose sum is σ = 1980807594. Its totient is φ = 584993664.

The previous prime is 1243112099. The next prime is 1243112137. The reversal of 1243112114 is 4112113421.

It can be written as a sum of positive squares in 3 ways, for example, as 1195983889 + 47128225 = 34583^2 + 6865^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1074779 + ... + 1075934.

Almost surely, 2^1243112114 is an apocalyptic number.

1243112114 is a deficient number, since it is larger than the sum of its proper divisors (737695480).

1243112114 is a wasteful number, since it uses less digits than its factorization.

1243112114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150749 (or 2150732 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

The square root of 1243112114 is about 35257.7950813717. The cubic root of 1243112114 is about 1075.2350995451.

Adding to 1243112114 its reverse (4112113421), we get a palindrome (5355225535).

The spelling of 1243112114 in words is "one billion, two hundred forty-three million, one hundred twelve thousand, one hundred fourteen".