276126073 has 2 divisors, whose sum is σ = 276126074. Its totient is φ = 276126072.

The previous prime is 276126049. The next prime is 276126089. The reversal of 276126073 is 370621672.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271162089 + 4963984 = 16467^2 + 2228^2 .

It is a cyclic number.

It is not a de Polignac number, because 276126073 - 2⁵ = 276126041 is a prime.

It is not a weakly prime, because it can be changed into another prime (276126043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138063036 + 138063037.

It is an arithmetic number, because the mean of its divisors is an integer number (138063037).

Almost surely, 2^276126073 is an apocalyptic number.

It is an amenable number.

276126073 is a deficient number, since it is larger than the sum of its proper divisors (1).

276126073 is an equidigital number, since it uses as much as digits as its factorization.

276126073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 276126073 is about 16617.0416440472. The cubic root of 276126073 is about 651.1821273131.

The spelling of 276126073 in words is "two hundred seventy-six million, one hundred twenty-six thousand, seventy-three".