871396126 has 16 divisors (see below), whose sum is σ = 1377124560. Its totient is φ = 412395840.

The previous prime is 871396103. The next prime is 871396129. The reversal of 871396126 is 621693178.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871396129) 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 7 ways as a sum of consecutive naturals, for example, 35170 + ... + 54586.

It is an arithmetic number, because the mean of its divisors is an integer number (86070285).

Almost surely, 2^871396126 is an apocalyptic number.

871396126 is a deficient number, since it is larger than the sum of its proper divisors (505728434).

871396126 is a wasteful number, since it uses less digits than its factorization.

871396126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20619.

The product of its digits is 108864, while the sum is 43.

The square root of 871396126 is about 29519.4194726116. The cubic root of 871396126 is about 955.1506486392.

The spelling of 871396126 in words is "eight hundred seventy-one million, three hundred ninety-six thousand, one hundred twenty-six".