126100140 has 24 divisors (see below), whose sum is σ = 353080560. Its totient is φ = 33626688.

The previous prime is 126100129. The next prime is 126100159. The reversal of 126100140 is 41001621.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 7 ways as a sum of consecutive naturals, for example, 1050775 + ... + 1050894.

It is an arithmetic number, because the mean of its divisors is an integer number (14711690).

Almost surely, 2^126100140 is an apocalyptic number.

126100140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126100140 is an abundant number, since it is smaller than the sum of its proper divisors (226980420).

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

126100140 is a wasteful number, since it uses less digits than its factorization.

126100140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101681 (or 2101679 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 126100140 is about 11229.4318645246. The cubic root of 126100140 is about 501.4625709344.

Adding to 126100140 its reverse (41001621), we get a palindrome (167101761).

The spelling of 126100140 in words is "one hundred twenty-six million, one hundred thousand, one hundred forty".