133132277 has 2 divisors, whose sum is σ = 133132278. Its totient is φ = 133132276.

The previous prime is 133132271. The next prime is 133132309. The reversal of 133132277 is 772231331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99480676 + 33651601 = 9974^2 + 5801^2 .

It is an emirp because it is prime and its reverse (772231331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 133132277 - 2⁶ = 133132213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133132271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66566138 + 66566139.

It is an arithmetic number, because the mean of its divisors is an integer number (66566139).

Almost surely, 2^133132277 is an apocalyptic number.

It is an amenable number.

133132277 is a deficient number, since it is larger than the sum of its proper divisors (1).

133132277 is an equidigital number, since it uses as much as digits as its factorization.

133132277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292, while the sum is 29.

The square root of 133132277 is about 11538.2961047115. The cubic root of 133132277 is about 510.6160401421.

The spelling of 133132277 in words is "one hundred thirty-three million, one hundred thirty-two thousand, two hundred seventy-seven".