126156056 has 32 divisors (see below), whose sum is σ = 255990000. Its totient is φ = 57939840.

The previous prime is 126156047. The next prime is 126156077. The reversal of 126156056 is 650651621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19070 + ... + 24818.

Almost surely, 2^126156056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126156056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127995000).

126156056 is an abundant number, since it is smaller than the sum of its proper divisors (129833944).

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

126156056 is a wasteful number, since it uses less digits than its factorization.

126156056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5979 (or 5975 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 126156056 is about 11231.9212960206. The cubic root of 126156056 is about 501.5366803885.

The spelling of 126156056 in words is "one hundred twenty-six million, one hundred fifty-six thousand, fifty-six".