133248060 has 144 divisors (see below), whose sum is σ = 444618720. Its totient is φ = 32033280.

The previous prime is 133247999. The next prime is 133248061. The reversal of 133248060 is 60842331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133248061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 342346 + ... + 342734.

It is an arithmetic number, because the mean of its divisors is an integer number (3087630).

Almost surely, 2^133248060 is an apocalyptic number.

133248060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133248060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222309360).

133248060 is an abundant number, since it is smaller than the sum of its proper divisors (311370660).

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

133248060 is a wasteful number, since it uses less digits than its factorization.

133248060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 583 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 133248060 is about 11543.3123495815. The cubic root of 133248060 is about 510.7640221036.

The spelling of 133248060 in words is "one hundred thirty-three million, two hundred forty-eight thousand, sixty".