133103003 has 4 divisors (see below), whose sum is σ = 145203288. Its totient is φ = 121002720.

The previous prime is 133102993. The next prime is 133103021. The reversal of 133103003 is 300301331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300301331 = 11 ⋅27300121.

It is a cyclic number.

It is not a de Polignac number, because 133103003 - 2²² = 128908699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133103053) 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, 6050126 + ... + 6050147.

It is an arithmetic number, because the mean of its divisors is an integer number (36300822).

Almost surely, 2^133103003 is an apocalyptic number.

133103003 is a deficient number, since it is larger than the sum of its proper divisors (12100285).

133103003 is a wasteful number, since it uses less digits than its factorization.

133103003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12100284.

The product of its (nonzero) digits is 81, while the sum is 14.

The square root of 133103003 is about 11537.0274767810. The cubic root of 133103003 is about 510.5786115284.

Adding to 133103003 its reverse (300301331), we get a palindrome (433404334).

The spelling of 133103003 in words is "one hundred thirty-three million, one hundred three thousand, three".