276567133 has 2 divisors, whose sum is σ = 276567134. Its totient is φ = 276567132.

The previous prime is 276567131. The next prime is 276567139. The reversal of 276567133 is 331765672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272811289 + 3755844 = 16517^2 + 1938^2 .

It is a cyclic number.

It is not a de Polignac number, because 276567133 - 2¹ = 276567131 is a prime.

Together with 276567131, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276567131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138283566 + 138283567.

It is an arithmetic number, because the mean of its divisors is an integer number (138283567).

Almost surely, 2^276567133 is an apocalyptic number.

It is an amenable number.

276567133 is a deficient number, since it is larger than the sum of its proper divisors (1).

276567133 is an equidigital number, since it uses as much as digits as its factorization.

276567133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 40.

The square root of 276567133 is about 16630.3076640211. The cubic root of 276567133 is about 651.5286569494.

The spelling of 276567133 in words is "two hundred seventy-six million, five hundred sixty-seven thousand, one hundred thirty-three".