133331051 has 8 divisors (see below), whose sum is σ = 161341920. Its totient is φ = 107561088.

The previous prime is 133331041. The next prime is 133331083. The reversal of 133331051 is 150133331.

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 133331051 - 2¹⁰ = 133330027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133331041) 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 in 7 ways as a sum of consecutive naturals, for example, 560096 + ... + 560333.

It is an arithmetic number, because the mean of its divisors is an integer number (20167740).

Almost surely, 2^133331051 is an apocalyptic number.

133331051 is a deficient number, since it is larger than the sum of its proper divisors (28010869).

133331051 is a wasteful number, since it uses less digits than its factorization.

133331051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120453.

The product of its (nonzero) digits is 405, while the sum is 20.

The square root of 133331051 is about 11546.9065554373. The cubic root of 133331051 is about 510.8700399565.

Adding to 133331051 its reverse (150133331), we get a palindrome (283464382).

The spelling of 133331051 in words is "one hundred thirty-three million, three hundred thirty-one thousand, fifty-one".