1113412142 has 4 divisors (see below), whose sum is σ = 1670118216. Its totient is φ = 556706070.

The previous prime is 1113412123. The next prime is 1113412163. The reversal of 1113412142 is 2412143111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278353034 + ... + 278353037.

It is an arithmetic number, because the mean of its divisors is an integer number (417529554).

Almost surely, 2^1113412142 is an apocalyptic number.

1113412142 is a deficient number, since it is larger than the sum of its proper divisors (556706074).

1113412142 is an equidigital number, since it uses as much as digits as its factorization.

1113412142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556706073.

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

The square root of 1113412142 is about 33367.8309453881. The cubic root of 1113412142 is about 1036.4586594559.

Adding to 1113412142 its reverse (2412143111), we get a palindrome (3525555253).

The spelling of 1113412142 in words is "one billion, one hundred thirteen million, four hundred twelve thousand, one hundred forty-two".