133201162 has 4 divisors (see below), whose sum is σ = 199801746. Its totient is φ = 66600580.

The previous prime is 133201157. The next prime is 133201199. The reversal of 133201162 is 261102331.

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., 122567041 + 10634121 = 11071^2 + 3261^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33300289 + ... + 33300292.

Almost surely, 2^133201162 is an apocalyptic number.

133201162 is a deficient number, since it is larger than the sum of its proper divisors (66600584).

133201162 is an equidigital number, since it uses as much as digits as its factorization.

133201162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66600583.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 133201162 is about 11541.2807781459. The cubic root of 133201162 is about 510.7040922207.

Adding to 133201162 its reverse (261102331), we get a palindrome (394303493).

It can be divided in two parts, 133 and 201162, that added together give a triangular number (201295 = T₆₃₄).

The spelling of 133201162 in words is "one hundred thirty-three million, two hundred one thousand, one hundred sixty-two".