133552103 has 4 divisors (see below), whose sum is σ = 136072008. Its totient is φ = 131032200.

The previous prime is 133552091. The next prime is 133552183. The reversal of 133552103 is 301255331.

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 133552103 - 2⁶ = 133552039 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 (133552183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1259873 + ... + 1259978.

It is an arithmetic number, because the mean of its divisors is an integer number (34018002).

Almost surely, 2^133552103 is an apocalyptic number.

133552103 is a deficient number, since it is larger than the sum of its proper divisors (2519905).

133552103 is an equidigital number, since it uses as much as digits as its factorization.

133552103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519904.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 133552103 is about 11556.4745056613. The cubic root of 133552103 is about 511.1522110179.

The spelling of 133552103 in words is "one hundred thirty-three million, five hundred fifty-two thousand, one hundred three".