126113138 has 8 divisors (see below), whose sum is σ = 189224832. Its totient is φ = 63038196.

The previous prime is 126113101. The next prime is 126113167. The reversal of 126113138 is 831311621.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231 + ... + 16037.

It is an arithmetic number, because the mean of its divisors is an integer number (23653104).

Almost surely, 2^126113138 is an apocalyptic number.

126113138 is a deficient number, since it is larger than the sum of its proper divisors (63111694).

126113138 is a wasteful number, since it uses less digits than its factorization.

126113138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18376.

The product of its digits is 864, while the sum is 26.

The square root of 126113138 is about 11230.0105966112. The cubic root of 126113138 is about 501.4798000629.

Adding to 126113138 its reverse (831311621), we get a palindrome (957424759).

The spelling of 126113138 in words is "one hundred twenty-six million, one hundred thirteen thousand, one hundred thirty-eight".