133242104 has 8 divisors (see below), whose sum is σ = 249828960. Its totient is φ = 66621048.

The previous prime is 133242077. The next prime is 133242121. The reversal of 133242104 is 401242331.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8327624 + ... + 8327639.

It is an arithmetic number, because the mean of its divisors is an integer number (31228620).

Almost surely, 2^133242104 is an apocalyptic number.

It is an amenable number.

133242104 is a deficient number, since it is larger than the sum of its proper divisors (116586856).

133242104 is a wasteful number, since it uses less digits than its factorization.

133242104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16655269 (or 16655265 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 133242104 is about 11543.0543618230. The cubic root of 133242104 is about 510.7564118469.

Adding to 133242104 its reverse (401242331), we get a palindrome (534484435).

The spelling of 133242104 in words is "one hundred thirty-three million, two hundred forty-two thousand, one hundred four".