133794245 has 8 divisors (see below), whose sum is σ = 172903416. Its totient is φ = 98801856.

The previous prime is 133794229. The next prime is 133794247. The reversal of 133794245 is 542497331.

It can be written as a sum of positive squares in 4 ways, for example, as 1682209 + 132112036 = 1297^2 + 11494^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133794245 - 2⁴ = 133794229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133794199 and 133794208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133794247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029122 + ... + 1029251.

It is an arithmetic number, because the mean of its divisors is an integer number (21612927).

Almost surely, 2^133794245 is an apocalyptic number.

It is an amenable number.

133794245 is a deficient number, since it is larger than the sum of its proper divisors (39109171).

133794245 is a wasteful number, since it uses less digits than its factorization.

133794245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058391.

The product of its digits is 90720, while the sum is 38.

The square root of 133794245 is about 11566.9462262085. The cubic root of 133794245 is about 511.4609461813.

The spelling of 133794245 in words is "one hundred thirty-three million, seven hundred ninety-four thousand, two hundred forty-five".