133133103 has 12 divisors (see below), whose sum is σ = 203615568. Its totient is φ = 83534400.

The previous prime is 133133101. The next prime is 133133107. The reversal of 133133103 is 301331331.

133133103 is a `hidden beast` number, since 1 + 331 + 331 + 0 + 3 = 666.

It is not a de Polignac number, because 133133103 - 2¹ = 133133101 is a prime.

It is a super-2 number, since 2×133133103² = 35448846228817218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133133101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 434923 + ... + 435228.

It is an arithmetic number, because the mean of its divisors is an integer number (16967964).

Almost surely, 2^133133103 is an apocalyptic number.

133133103 is a deficient number, since it is larger than the sum of its proper divisors (70482465).

133133103 is a wasteful number, since it uses less digits than its factorization.

133133103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870174 (or 870171 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

The square root of 133133103 is about 11538.3318985025. The cubic root of 133133103 is about 510.6170961544.

Adding to 133133103 its reverse (301331331), we get a palindrome (434464434).

The spelling of 133133103 in words is "one hundred thirty-three million, one hundred thirty-three thousand, one hundred three".