133052534 has 4 divisors (see below), whose sum is σ = 199578804. Its totient is φ = 66526266.

The previous prime is 133052531. The next prime is 133052561. The reversal of 133052534 is 435250331.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133052531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33263132 + ... + 33263135.

It is an arithmetic number, because the mean of its divisors is an integer number (49894701).

Almost surely, 2^133052534 is an apocalyptic number.

133052534 is a deficient number, since it is larger than the sum of its proper divisors (66526270).

133052534 is an equidigital number, since it uses as much as digits as its factorization.

133052534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66526269.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 133052534 is about 11534.8400075597. The cubic root of 133052534 is about 510.5140709121.

The spelling of 133052534 in words is "one hundred thirty-three million, fifty-two thousand, five hundred thirty-four".