133028695777 has 2 divisors, whose sum is σ = 133028695778. Its totient is φ = 133028695776.

The previous prime is 133028695769. The next prime is 133028695847. The reversal of 133028695777 is 777596820331.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132852231121 + 176464656 = 364489^2 + 13284^2 .

It is a cyclic number.

It is not a de Polignac number, because 133028695777 - 2³ = 133028695769 is a prime.

It is not a weakly prime, because it can be changed into another prime (133028695727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66514347888 + 66514347889.

It is an arithmetic number, because the mean of its divisors is an integer number (66514347889).

Almost surely, 2^133028695777 is an apocalyptic number.

It is an amenable number.

133028695777 is a deficient number, since it is larger than the sum of its proper divisors (1).

133028695777 is an equidigital number, since it uses as much as digits as its factorization.

133028695777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13335840, while the sum is 58.

The spelling of 133028695777 in words is "one hundred thirty-three billion, twenty-eight million, six hundred ninety-five thousand, seven hundred seventy-seven".