126120104 has 32 divisors (see below), whose sum is σ = 259122240. Its totient is φ = 57072000.

The previous prime is 126120089. The next prime is 126120107. The reversal of 126120104 is 401021621.

It is not an unprimeable number, because it can be changed into a prime (126120107) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 17429 + ... + 23579.

It is an arithmetic number, because the mean of its divisors is an integer number (8097570).

Almost surely, 2^126120104 is an apocalyptic number.

It is an amenable number.

126120104 is an abundant number, since it is smaller than the sum of its proper divisors (133002136).

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

126120104 is a wasteful number, since it uses less digits than its factorization.

126120104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6401 (or 6397 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 126120104 is about 11230.3207434160. The cubic root of 126120104 is about 501.4890331585.

Adding to 126120104 its reverse (401021621), we get a palindrome (527141725).

The spelling of 126120104 in words is "one hundred twenty-six million, one hundred twenty thousand, one hundred four".