133532255 has 8 divisors (see below), whose sum is σ = 161736912. Its totient is φ = 105827008.

The previous prime is 133532249. The next prime is 133532291. The reversal of 133532255 is 552235331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133532255 - 2⁴ = 133532239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124262 + ... + 125331.

It is an arithmetic number, because the mean of its divisors is an integer number (20217114).

Almost surely, 2^133532255 is an apocalyptic number.

133532255 is a deficient number, since it is larger than the sum of its proper divisors (28204657).

133532255 is a wasteful number, since it uses less digits than its factorization.

133532255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249705.

The product of its digits is 13500, while the sum is 29.

The square root of 133532255 is about 11555.6157343518. The cubic root of 133532255 is about 511.1268879381.

Adding to 133532255 its reverse (552235331), we get a palindrome (685767586).

The spelling of 133532255 in words is "one hundred thirty-three million, five hundred thirty-two thousand, two hundred fifty-five".