1113512142 has 8 divisors (see below), whose sum is σ = 2227024296. Its totient is φ = 371170712.

The previous prime is 1113512107. The next prime is 1113512161. The reversal of 1113512142 is 2412153111.

1113512142 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

1113512142 is an admirable 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, 92792673 + ... + 92792684.

It is an arithmetic number, because the mean of its divisors is an integer number (278378037).

Almost surely, 2^1113512142 is an apocalyptic number.

1113512142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1113512142 is a wasteful number, since it uses less digits than its factorization.

1113512142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185585362.

The product of its digits is 240, while the sum is 21.

The square root of 1113512142 is about 33369.3293609566. The cubic root of 1113512142 is about 1036.4896880269.

Adding to 1113512142 its reverse (2412153111), we get a palindrome (3525665253).

The spelling of 1113512142 in words is "one billion, one hundred thirteen million, five hundred twelve thousand, one hundred forty-two".