1240434112 has 28 divisors (see below), whose sum is σ = 2463557176. Its totient is φ = 619695360.

The previous prime is 1240434079. The next prime is 1240434127. The reversal of 1240434112 is 2114340421.

It is a happy number.

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, 75118 + ... + 90130.

Almost surely, 2^1240434112 is an apocalyptic number.

It is an amenable number.

1240434112 is a deficient number, since it is larger than the sum of its proper divisors (1223123064).

1240434112 is a wasteful number, since it uses less digits than its factorization.

1240434112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16316 (or 16306 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1240434112 is about 35219.7971601200. The cubic root of 1240434112 is about 1074.4624280319.

Adding to 1240434112 its reverse (2114340421), we get a palindrome (3354774533).

The spelling of 1240434112 in words is "one billion, two hundred forty million, four hundred thirty-four thousand, one hundred twelve".