133124104 has 8 divisors (see below), whose sum is σ = 249607710. Its totient is φ = 66562048.

The previous prime is 133124081. The next prime is 133124107. The reversal of 133124104 is 401421331.

It can be written as a sum of positive squares in only one way, i.e., 132296004 + 828100 = 11502^2 + 910^2 .

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

It is not an unprimeable number, because it can be changed into a prime (133124107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8320249 + ... + 8320264.

Almost surely, 2^133124104 is an apocalyptic number.

It is an amenable number.

133124104 is a deficient number, since it is larger than the sum of its proper divisors (116483606).

133124104 is a wasteful number, since it uses less digits than its factorization.

133124104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16640519 (or 16640515 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 133124104 is about 11537.9419308644. The cubic root of 133124104 is about 510.6055910098.

Adding to 133124104 its reverse (401421331), we get a palindrome (534545435).

The spelling of 133124104 in words is "one hundred thirty-three million, one hundred twenty-four thousand, one hundred four".