126075020 has 24 divisors (see below), whose sum is σ = 265066368. Its totient is φ = 50371200.

The previous prime is 126075017. The next prime is 126075031. The reversal of 126075020 is 20570621.

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, 16640 + ... + 23000.

It is an arithmetic number, because the mean of its divisors is an integer number (11044432).

Almost surely, 2^126075020 is an apocalyptic number.

126075020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126075020 is an abundant number, since it is smaller than the sum of its proper divisors (138991348).

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

126075020 is a wasteful number, since it uses less digits than its factorization.

126075020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7361 (or 7359 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 126075020 is about 11228.3133194617. The cubic root of 126075020 is about 501.4292704788.

The spelling of 126075020 in words is "one hundred twenty-six million, seventy-five thousand, twenty".