133710245 has 4 divisors (see below), whose sum is σ = 160452300. Its totient is φ = 106968192.

The previous prime is 133710229. The next prime is 133710319. The reversal of 133710245 is 542017331.

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

It can be written as a sum of positive squares in 2 ways, for example, as 94984516 + 38725729 = 9746^2 + 6223^2 .

It is a cyclic number.

It is not a de Polignac number, because 133710245 - 2⁴ = 133710229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13371020 + ... + 13371029.

It is an arithmetic number, because the mean of its divisors is an integer number (40113075).

Almost surely, 2^133710245 is an apocalyptic number.

It is an amenable number.

133710245 is a deficient number, since it is larger than the sum of its proper divisors (26742055).

133710245 is an equidigital number, since it uses as much as digits as its factorization.

133710245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26742054.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 133710245 is about 11563.3146199522. The cubic root of 133710245 is about 511.3538869833.

Adding to 133710245 its reverse (542017331), we get a palindrome (675727576).

The spelling of 133710245 in words is "one hundred thirty-three million, seven hundred ten thousand, two hundred forty-five".