133310103 has 4 divisors (see below), whose sum is σ = 177746808. Its totient is φ = 88873400.

The previous prime is 133310083. The next prime is 133310159. The reversal of 133310103 is 301013331.

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 133310103 - 2⁹ = 133309591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133310173) 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, 22218348 + ... + 22218353.

It is an arithmetic number, because the mean of its divisors is an integer number (44436702).

Almost surely, 2^133310103 is an apocalyptic number.

133310103 is a deficient number, since it is larger than the sum of its proper divisors (44436705).

133310103 is an equidigital number, since it uses as much as digits as its factorization.

133310103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44436704.

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 133310103 is about 11545.9994370345. Note that the first 3 decimals coincide. The cubic root of 133310103 is about 510.8432838332.

Adding to 133310103 its reverse (301013331), we get a palindrome (434323434).

The spelling of 133310103 in words is "one hundred thirty-three million, three hundred ten thousand, one hundred three".