133844283 has 12 divisors (see below), whose sum is σ = 193482120. Its totient is φ = 89159616.

The previous prime is 133844279. The next prime is 133844299. The reversal of 133844283 is 382448331.

It is a happy number.

133844283 is a `hidden beast` number, since 1 + 338 + 44 + 283 = 666.

It is not a de Polignac number, because 133844283 - 2² = 133844279 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (133844083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8035 + ... + 18227.

It is an arithmetic number, because the mean of its divisors is an integer number (16123510).

Almost surely, 2^133844283 is an apocalyptic number.

133844283 is a deficient number, since it is larger than the sum of its proper divisors (59637837).

133844283 is a wasteful number, since it uses less digits than its factorization.

133844283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11658 (or 11655 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 133844283 is about 11569.1089976713. The cubic root of 133844283 is about 511.5246990306.

The spelling of 133844283 in words is "one hundred thirty-three million, eight hundred forty-four thousand, two hundred eighty-three".