133016651 has 2 divisors, whose sum is σ = 133016652. Its totient is φ = 133016650.

The previous prime is 133016647. The next prime is 133016683. The reversal of 133016651 is 156610331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133016651 - 2² = 133016647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133016651.

It is not a weakly prime, because it can be changed into another prime (133010651) 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 as a sum of consecutive naturals, namely, 66508325 + 66508326.

It is an arithmetic number, because the mean of its divisors is an integer number (66508326).

Almost surely, 2^133016651 is an apocalyptic number.

133016651 is a deficient number, since it is larger than the sum of its proper divisors (1).

133016651 is an equidigital number, since it uses as much as digits as its factorization.

133016651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 133016651 is about 11533.2844844823. The cubic root of 133016651 is about 510.4681731931.

Adding to 133016651 its reverse (156610331), we get a palindrome (289626982).

It can be divided in two parts, 13301 and 6651, that multiplied together give a triangular number (88464951 = T₁₃₃₀₁).

The spelling of 133016651 in words is "one hundred thirty-three million, sixteen thousand, six hundred fifty-one".