126713786 has 16 divisors (see below), whose sum is σ = 194500224. Its totient is φ = 61885824.

The previous prime is 126713779. The next prime is 126713791. The reversal of 126713786 is 687317621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62261 + ... + 64263.

It is an arithmetic number, because the mean of its divisors is an integer number (12156264).

Almost surely, 2^126713786 is an apocalyptic number.

126713786 is a deficient number, since it is larger than the sum of its proper divisors (67786438).

126713786 is a wasteful number, since it uses less digits than its factorization.

126713786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725.

The product of its digits is 84672, while the sum is 41.

The square root of 126713786 is about 11256.7218140985. The cubic root of 126713786 is about 502.2746839332.

The spelling of 126713786 in words is "one hundred twenty-six million, seven hundred thirteen thousand, seven hundred eighty-six".