1113321142 has 8 divisors (see below), whose sum is σ = 1671104736. Its totient is φ = 556286232.

The previous prime is 1113321113. The next prime is 1113321149. The reversal of 1113321142 is 2411233111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113321149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183438 + ... + 189409.

It is an arithmetic number, because the mean of its divisors is an integer number (208888092).

Almost surely, 2^1113321142 is an apocalyptic number.

1113321142 is a deficient number, since it is larger than the sum of its proper divisors (557783594).

1113321142 is a wasteful number, since it uses less digits than its factorization.

1113321142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374342.

The product of its digits is 144, while the sum is 19.

The square root of 1113321142 is about 33366.4673287419. The cubic root of 1113321142 is about 1036.4304218417.

Adding to 1113321142 its reverse (2411233111), we get a palindrome (3524554253).

The spelling of 1113321142 in words is "one billion, one hundred thirteen million, three hundred twenty-one thousand, one hundred forty-two".