276770129 has 2 divisors, whose sum is σ = 276770130. Its totient is φ = 276770128.

The previous prime is 276770069. The next prime is 276770147. The reversal of 276770129 is 921077672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251539600 + 25230529 = 15860^2 + 5023^2 .

It is a cyclic number.

It is not a de Polignac number, because 276770129 - 2⁸ = 276769873 is a prime.

It is not a weakly prime, because it can be changed into another prime (276770189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138385064 + 138385065.

It is an arithmetic number, because the mean of its divisors is an integer number (138385065).

Almost surely, 2^276770129 is an apocalyptic number.

It is an amenable number.

276770129 is a deficient number, since it is larger than the sum of its proper divisors (1).

276770129 is an equidigital number, since it uses as much as digits as its factorization.

276770129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 276770129 is about 16636.4097388830. The cubic root of 276770129 is about 651.6880219525.

The spelling of 276770129 in words is "two hundred seventy-six million, seven hundred seventy thousand, one hundred twenty-nine".