133942112956 has 12 divisors (see below), whose sum is σ = 234408858768. Its totient is φ = 66968153312.

The previous prime is 133942112903. The next prime is 133942112963. The reversal of 133942112956 is 659211249331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620281 + ... + 807856.

It is an arithmetic number, because the mean of its divisors is an integer number (19534071564).

Almost surely, 2^133942112956 is an apocalyptic number.

It is an amenable number.

133942112956 is a deficient number, since it is larger than the sum of its proper divisors (100466745812).

133942112956 is a wasteful number, since it uses less digits than its factorization.

133942112956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451588 (or 1451586 counting only the distinct ones).

The product of its digits is 349920, while the sum is 46.

The spelling of 133942112956 in words is "one hundred thirty-three billion, nine hundred forty-two million, one hundred twelve thousand, nine hundred fifty-six".