133542102 has 16 divisors (see below), whose sum is σ = 274303152. Its totient is φ = 43310880.

The previous prime is 133542077. The next prime is 133542107. The reversal of 133542102 is 201245331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133542107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300549 + ... + 300992.

It is an arithmetic number, because the mean of its divisors is an integer number (17143947).

Almost surely, 2^133542102 is an apocalyptic number.

133542102 is an abundant number, since it is smaller than the sum of its proper divisors (140761050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133542102 is a wasteful number, since it uses less digits than its factorization.

133542102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601583.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 133542102 is about 11556.0417963938. The cubic root of 133542102 is about 511.1394515511.

Adding to 133542102 its reverse (201245331), we get a palindrome (334787433).

The spelling of 133542102 in words is "one hundred thirty-three million, five hundred forty-two thousand, one hundred two".