133700052 has 48 divisors (see below), whose sum is σ = 317604672. Its totient is φ = 43768320.

The previous prime is 133700051. The next prime is 133700059. The reversal of 133700052 is 250007331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133700051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239758 + ... + 240314.

It is an arithmetic number, because the mean of its divisors is an integer number (6616764).

Almost surely, 2^133700052 is an apocalyptic number.

133700052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133700052 is an abundant number, since it is smaller than the sum of its proper divisors (183904620).

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

133700052 is a wasteful number, since it uses less digits than its factorization.

133700052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 133700052 is about 11562.8738642260. The cubic root of 133700052 is about 511.3408928092.

Adding to 133700052 its reverse (250007331), we get a palindrome (383707383).

The spelling of 133700052 in words is "one hundred thirty-three million, seven hundred thousand, fifty-two".