126056660 has 12 divisors (see below), whose sum is σ = 264719028. Its totient is φ = 50422656.

The previous prime is 126056657. The next prime is 126056677. The reversal of 126056660 is 66650621.

It can be written as a sum of positive squares in 2 ways, for example, as 96157636 + 29899024 = 9806^2 + 5468^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3151397 + ... + 3151436.

It is an arithmetic number, because the mean of its divisors is an integer number (22059919).

Almost surely, 2^126056660 is an apocalyptic number.

126056660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126056660 is an abundant number, since it is smaller than the sum of its proper divisors (138662368).

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

126056660 is a wasteful number, since it uses less digits than its factorization.

126056660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6302842 (or 6302840 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 126056660 is about 11227.4957136487. The cubic root of 126056660 is about 501.4049286535.

The spelling of 126056660 in words is "one hundred twenty-six million, fifty-six thousand, six hundred sixty".