133871126 has 8 divisors (see below), whose sum is σ = 205476744. Its totient is φ = 65378880.

The previous prime is 133871119. The next prime is 133871147. The reversal of 133871126 is 621178331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133871092 and 133871101.

It is a congruent number.

It is an unprimeable number.

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, 778235 + ... + 778406.

It is an arithmetic number, because the mean of its divisors is an integer number (25684593).

Almost surely, 2^133871126 is an apocalyptic number.

133871126 is a deficient number, since it is larger than the sum of its proper divisors (71605618).

133871126 is a wasteful number, since it uses less digits than its factorization.

133871126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556686.

The product of its digits is 6048, while the sum is 32.

The square root of 133871126 is about 11570.2690547800. The cubic root of 133871126 is about 511.5588928449.

The spelling of 133871126 in words is "one hundred thirty-three million, eight hundred seventy-one thousand, one hundred twenty-six".