133102328 has 8 divisors (see below), whose sum is σ = 249566880. Its totient is φ = 66551160.

The previous prime is 133102327. The next prime is 133102331. The reversal of 133102328 is 823201331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133102327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8318888 + ... + 8318903.

It is an arithmetic number, because the mean of its divisors is an integer number (31195860).

Almost surely, 2^133102328 is an apocalyptic number.

It is an amenable number.

133102328 is a deficient number, since it is larger than the sum of its proper divisors (116464552).

133102328 is a wasteful number, since it uses less digits than its factorization.

133102328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16637797 (or 16637793 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 133102328 is about 11536.9982231081. The cubic root of 133102328 is about 510.5777484345.

Adding to 133102328 its reverse (823201331), we get a palindrome (956303659).

The spelling of 133102328 in words is "one hundred thirty-three million, one hundred two thousand, three hundred twenty-eight".