133794873 has 6 divisors (see below), whose sum is σ = 193259274. Its totient is φ = 89196576.

The previous prime is 133794839. The next prime is 133794883. The reversal of 133794873 is 378497331.

It can be written as a sum of positive squares in only one way, i.e., 116380944 + 17413929 = 10788^2 + 4173^2 .

It is not a de Polignac number, because 133794873 - 2¹⁷ = 133663801 is a prime.

It is a super-2 number, since 2×133794873² = 35802136082172258, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133794823) 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, 7433040 + ... + 7433057.

It is an arithmetic number, because the mean of its divisors is an integer number (32209879).

Almost surely, 2^133794873 is an apocalyptic number.

It is an amenable number.

133794873 is a deficient number, since it is larger than the sum of its proper divisors (59464401).

133794873 is a wasteful number, since it uses less digits than its factorization.

133794873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14866103 (or 14866100 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 133794873 is about 11566.9733724946. The cubic root of 133794873 is about 511.4617464075.

The spelling of 133794873 in words is "one hundred thirty-three million, seven hundred ninety-four thousand, eight hundred seventy-three".