126105112 has 16 divisors (see below), whose sum is σ = 270225360. Its totient is φ = 54045024.

The previous prime is 126105103. The next prime is 126105121. The reversal of 126105112 is 211501621.

It is an interprime number because it is at equal distance from previous prime (126105103) and next prime (126105121).

It is a self number, because there is not a number n which added to its sum of digits gives 126105112.

It is a congruent number.

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, 1125883 + ... + 1125994.

It is an arithmetic number, because the mean of its divisors is an integer number (16889085).

Almost surely, 2^126105112 is an apocalyptic number.

It is an amenable number.

126105112 is an abundant number, since it is smaller than the sum of its proper divisors (144120248).

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

126105112 is a wasteful number, since it uses less digits than its factorization.

126105112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251890 (or 2251886 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 126105112 is about 11229.6532448691. The cubic root of 126105112 is about 501.4691615671.

Adding to 126105112 its reverse (211501621), we get a palindrome (337606733).

The spelling of 126105112 in words is "one hundred twenty-six million, one hundred five thousand, one hundred twelve".