133515113 has 4 divisors (see below), whose sum is σ = 133735680. Its totient is φ = 133294548.

The previous prime is 133515097. The next prime is 133515143. The reversal of 133515113 is 311515331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133515113 - 2⁴ = 133515097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133515143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109373 + ... + 110586.

It is an arithmetic number, because the mean of its divisors is an integer number (33433920).

Almost surely, 2^133515113 is an apocalyptic number.

It is an amenable number.

133515113 is a deficient number, since it is larger than the sum of its proper divisors (220567).

133515113 is an equidigital number, since it uses as much as digits as its factorization.

133515113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220566.

The product of its digits is 675, while the sum is 23.

The square root of 133515113 is about 11554.8739932550. The cubic root of 133515113 is about 511.1050152900.

The spelling of 133515113 in words is "one hundred thirty-three million, five hundred fifteen thousand, one hundred thirteen".