126116042 has 8 divisors (see below), whose sum is σ = 203725956. Its totient is φ = 58207392.

The previous prime is 126116021. The next prime is 126116057. The reversal of 126116042 is 240611621.

It can be written as a sum of positive squares in 2 ways, for example, as 124791241 + 1324801 = 11171^2 + 1151^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 126115999 and 126116017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2425283 + ... + 2425334.

Almost surely, 2^126116042 is an apocalyptic number.

126116042 is a deficient number, since it is larger than the sum of its proper divisors (77609914).

126116042 is a wasteful number, since it uses less digits than its factorization.

126116042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4850632.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 126116042 is about 11230.1398922720. The cubic root of 126116042 is about 501.4836492156.

Adding to 126116042 its reverse (240611621), we get a palindrome (366727663).

The spelling of 126116042 in words is "one hundred twenty-six million, one hundred sixteen thousand, forty-two".