133877214 has 12 divisors (see below), whose sum is σ = 290067336. Its totient is φ = 44625732.

The previous prime is 133877213. The next prime is 133877327. The reversal of 133877214 is 412778331.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133877213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3718794 + ... + 3718829.

It is an arithmetic number, because the mean of its divisors is an integer number (24172278).

Almost surely, 2^133877214 is an apocalyptic number.

133877214 is an abundant number, since it is smaller than the sum of its proper divisors (156190122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133877214 is a wasteful number, since it uses less digits than its factorization.

133877214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7437631 (or 7437628 counting only the distinct ones).

The product of its digits is 28224, while the sum is 36.

The square root of 133877214 is about 11570.5321398802. The cubic root of 133877214 is about 511.5666473758.

It can be divided in two parts, 13387721 and 4, that added together give a triangular number (13387725 = T₅₁₇₄).

The spelling of 133877214 in words is "one hundred thirty-three million, eight hundred seventy-seven thousand, two hundred fourteen".