133141847 has 4 divisors (see below), whose sum is σ = 134190336. Its totient is φ = 132093360.

The previous prime is 133141831. The next prime is 133141849. The reversal of 133141847 is 748141331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133141847 - 2⁴ = 133141831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133141849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524054 + ... + 524307.

It is an arithmetic number, because the mean of its divisors is an integer number (33547584).

Almost surely, 2^133141847 is an apocalyptic number.

133141847 is a deficient number, since it is larger than the sum of its proper divisors (1048489).

133141847 is a wasteful number, since it uses less digits than its factorization.

133141847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048488.

The product of its digits is 8064, while the sum is 32.

The square root of 133141847 is about 11538.7108032050. The cubic root of 133141847 is about 510.6282747870.

The spelling of 133141847 in words is "one hundred thirty-three million, one hundred forty-one thousand, eight hundred forty-seven".