133255466 has 4 divisors (see below), whose sum is σ = 199883202. Its totient is φ = 66627732.

The previous prime is 133255459. The next prime is 133255483. The reversal of 133255466 is 664552331.

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

It can be written as a sum of positive squares in only one way, i.e., 76930441 + 56325025 = 8771^2 + 7505^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33313865 + ... + 33313868.

Almost surely, 2^133255466 is an apocalyptic number.

133255466 is a deficient number, since it is larger than the sum of its proper divisors (66627736).

133255466 is an equidigital number, since it uses as much as digits as its factorization.

133255466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66627735.

The product of its digits is 64800, while the sum is 35.

The square root of 133255466 is about 11543.6331369288. The cubic root of 133255466 is about 510.7734847762.

The spelling of 133255466 in words is "one hundred thirty-three million, two hundred fifty-five thousand, four hundred sixty-six".