133012052 has 6 divisors (see below), whose sum is σ = 232771098. Its totient is φ = 66506024.

The previous prime is 133012049. The next prime is 133012057. The reversal of 133012052 is 250210331.

It can be written as a sum of positive squares in only one way, i.e., 89794576 + 43217476 = 9476^2 + 6574^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133012052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133012057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16626503 + ... + 16626510.

It is an arithmetic number, because the mean of its divisors is an integer number (38795183).

Almost surely, 2^133012052 is an apocalyptic number.

It is an amenable number.

133012052 is a deficient number, since it is larger than the sum of its proper divisors (99759046).

133012052 is a wasteful number, since it uses less digits than its factorization.

133012052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33253017 (or 33253015 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 133012052 is about 11533.0851033017. The cubic root of 133012052 is about 510.4622900445.

Adding to 133012052 its reverse (250210331), we get a palindrome (383222383).

The spelling of 133012052 in words is "one hundred thirty-three million, twelve thousand, fifty-two".