1112142344 has 32 divisors (see below), whose sum is σ = 2159179200. Its totient is φ = 536397120.

The previous prime is 1112142293. The next prime is 1112142347. The reversal of 1112142344 is 4432412111.

It is not an unprimeable number, because it can be changed into a prime (1112142347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 418829 + ... + 421475.

It is an arithmetic number, because the mean of its divisors is an integer number (67474350).

Almost surely, 2^1112142344 is an apocalyptic number.

It is an amenable number.

1112142344 is a deficient number, since it is larger than the sum of its proper divisors (1047036856).

1112142344 is a wasteful number, since it uses less digits than its factorization.

1112142344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4493 (or 4489 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 1112142344 is about 33348.7982392170. The cubic root of 1112142344 is about 1036.0644976069.

Adding to 1112142344 its reverse (4432412111), we get a palindrome (5544554455).

It can be divided in two parts, 1112 and 142344, that multiplied together give a triangular number (158286528 = T₁₇₇₉₂).

The spelling of 1112142344 in words is "one billion, one hundred twelve million, one hundred forty-two thousand, three hundred forty-four".