113311142 has 16 divisors (see below), whose sum is σ = 194406432. Its totient is φ = 48522240.

The previous prime is 113311129. The next prime is 113311153. The reversal of 113311142 is 241113311.

It is a self number, because there is not a number n which added to its sum of digits gives 113311142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20198 + ... + 25190.

It is an arithmetic number, because the mean of its divisors is an integer number (12150402).

Almost surely, 2^113311142 is an apocalyptic number.

113311142 is a deficient number, since it is larger than the sum of its proper divisors (81095290).

113311142 is a wasteful number, since it uses less digits than its factorization.

113311142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6623.

The product of its digits is 72, while the sum is 17.

The square root of 113311142 is about 10644.7706410237. The cubic root of 113311142 is about 483.9021356899.

Adding to 113311142 its reverse (241113311), we get a palindrome (354424453).

The spelling of 113311142 in words is "one hundred thirteen million, three hundred eleven thousand, one hundred forty-two".