126130612 has 6 divisors (see below), whose sum is σ = 220728578. Its totient is φ = 63065304.

The previous prime is 126130601. The next prime is 126130621. The reversal of 126130612 is 216031621.

It can be written as a sum of positive squares in only one way, i.e., 121308196 + 4822416 = 11014^2 + 2196^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15766323 + ... + 15766330.

Almost surely, 2^126130612 is an apocalyptic number.

It is an amenable number.

126130612 is a deficient number, since it is larger than the sum of its proper divisors (94597966).

126130612 is a wasteful number, since it uses less digits than its factorization.

126130612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31532657 (or 31532655 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 126130612 is about 11230.7885742721. The cubic root of 126130612 is about 501.5029603603.

The spelling of 126130612 in words is "one hundred twenty-six million, one hundred thirty thousand, six hundred twelve".