133103132 has 48 divisors (see below), whose sum is σ = 263450880. Its totient is φ = 58464000.

The previous prime is 133103129. The next prime is 133103137. The reversal of 133103132 is 231301331.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 133103132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133103137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91007 + ... + 92457.

It is an arithmetic number, because the mean of its divisors is an integer number (5488560).

Almost surely, 2^133103132 is an apocalyptic number.

It is an amenable number.

133103132 is a deficient number, since it is larger than the sum of its proper divisors (130347748).

133103132 is a wasteful number, since it uses less digits than its factorization.

133103132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562 (or 1560 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 133103132 is about 11537.0330674745. The cubic root of 133103132 is about 510.5787764749.

Adding to 133103132 its reverse (231301331), we get a palindrome (364404463).

The spelling of 133103132 in words is "one hundred thirty-three million, one hundred three thousand, one hundred thirty-two".