276215713 has 2 divisors, whose sum is σ = 276215714. Its totient is φ = 276215712.

The previous prime is 276215699. The next prime is 276215759. The reversal of 276215713 is 317512672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153958464 + 122257249 = 12408^2 + 11057^2 .

It is a cyclic number.

It is not a de Polignac number, because 276215713 - 2¹³ = 276207521 is a prime.

It is not a weakly prime, because it can be changed into another prime (276215113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138107856 + 138107857.

It is an arithmetic number, because the mean of its divisors is an integer number (138107857).

Almost surely, 2^276215713 is an apocalyptic number.

It is an amenable number.

276215713 is a deficient number, since it is larger than the sum of its proper divisors (1).

276215713 is an equidigital number, since it uses as much as digits as its factorization.

276215713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 34.

The square root of 276215713 is about 16619.7386561883. The cubic root of 276215713 is about 651.2525850451.

The spelling of 276215713 in words is "two hundred seventy-six million, two hundred fifteen thousand, seven hundred thirteen".