133867603757 has 2 divisors, whose sum is σ = 133867603758. Its totient is φ = 133867603756.

The previous prime is 133867603747. The next prime is 133867603789. The reversal of 133867603757 is 757306768331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133349859241 + 517744516 = 365171^2 + 22754^2 .

It is a cyclic number.

It is not a de Polignac number, because 133867603757 - 2⁶ = 133867603693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133867603747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66933801878 + 66933801879.

It is an arithmetic number, because the mean of its divisors is an integer number (66933801879).

Almost surely, 2^133867603757 is an apocalyptic number.

It is an amenable number.

133867603757 is a deficient number, since it is larger than the sum of its proper divisors (1).

133867603757 is an equidigital number, since it uses as much as digits as its factorization.

133867603757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13335840, while the sum is 56.

The spelling of 133867603757 in words is "one hundred thirty-three billion, eight hundred sixty-seven million, six hundred three thousand, seven hundred fifty-seven".