126727156 has 12 divisors (see below), whose sum is σ = 221884740. Its totient is φ = 63331520.

The previous prime is 126727151. The next prime is 126727229. The reversal of 126727156 is 651727621.

It can be written as a sum of positive squares in 2 ways, for example, as 66912400 + 59814756 = 8180^2 + 7734^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126727151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2376 + ... + 16096.

It is an arithmetic number, because the mean of its divisors is an integer number (18490395).

Almost surely, 2^126727156 is an apocalyptic number.

It is an amenable number.

126727156 is a deficient number, since it is larger than the sum of its proper divisors (95157584).

126727156 is a wasteful number, since it uses less digits than its factorization.

126727156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16034 (or 16032 counting only the distinct ones).

The product of its digits is 35280, while the sum is 37.

The square root of 126727156 is about 11257.3156658237. The cubic root of 126727156 is about 502.2923488786.

The spelling of 126727156 in words is "one hundred twenty-six million, seven hundred twenty-seven thousand, one hundred fifty-six".