133154328 has 32 divisors (see below), whose sum is σ = 333460800. Its totient is φ = 44308128.

The previous prime is 133154321. The next prime is 133154363. The reversal of 133154328 is 823451331.

It is a junction number, because it is equal to n+sod(n) for n = 133154295 and 133154304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133154321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10375 + ... + 19337.

It is an arithmetic number, because the mean of its divisors is an integer number (10420650).

Almost surely, 2^133154328 is an apocalyptic number.

It is an amenable number.

133154328 is an abundant number, since it is smaller than the sum of its proper divisors (200306472).

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

133154328 is a wasteful number, since it uses less digits than its factorization.

133154328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9591 (or 9587 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 133154328 is about 11539.2516221807. The cubic root of 133154328 is about 510.6442300821.

The spelling of 133154328 in words is "one hundred thirty-three million, one hundred fifty-four thousand, three hundred twenty-eight".