133103 has 2 divisors, whose sum is σ = 133104. Its totient is φ = 133102.

The previous prime is 133097. The next prime is 133109. The reversal of 133103 is 301331.

133103 is nontrivially palindromic in base 3.

It is a balanced prime because it is at equal distance from previous prime (133097) and next prime (133109).

It is an emirp because it is prime and its reverse (301331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133103 - 2⁴ = 133087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66551 + 66552.

It is an arithmetic number, because the mean of its divisors is an integer number (66552).

2¹³³¹⁰³ is an apocalyptic number.

133103 is a deficient number, since it is larger than the sum of its proper divisors (1).

133103 is an equidigital number, since it uses as much as digits as its factorization.

133103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27, while the sum is 11.

The square root of 133103 is about 364.8328384343. The cubic root of 133103 is about 51.0578607692.

Adding to 133103 its reverse (301331), we get a palindrome (434434).

The spelling of 133103 in words is "one hundred thirty-three thousand, one hundred three".