133652143 has 4 divisors (see below), whose sum is σ = 134087800. Its totient is φ = 133216488.

The previous prime is 133652111. The next prime is 133652153. The reversal of 133652143 is 341256331.

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

It is a cyclic number.

It is not a de Polignac number, because 133652143 - 2⁵ = 133652111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133652153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217368 + ... + 217981.

It is an arithmetic number, because the mean of its divisors is an integer number (33521950).

Almost surely, 2^133652143 is an apocalyptic number.

133652143 is a deficient number, since it is larger than the sum of its proper divisors (435657).

133652143 is an equidigital number, since it uses as much as digits as its factorization.

133652143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435656.

The product of its digits is 6480, while the sum is 28.

The square root of 133652143 is about 11560.8020050514. The cubic root of 133652143 is about 511.2798089198.

The spelling of 133652143 in words is "one hundred thirty-three million, six hundred fifty-two thousand, one hundred forty-three".