276271223 has 2 divisors, whose sum is σ = 276271224. Its totient is φ = 276271222.

The previous prime is 276271207. The next prime is 276271277. The reversal of 276271223 is 322172672.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 276271223 - 2⁴ = 276271207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 276271223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276271823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138135611 + 138135612.

It is an arithmetic number, because the mean of its divisors is an integer number (138135612).

Almost surely, 2^276271223 is an apocalyptic number.

276271223 is a deficient number, since it is larger than the sum of its proper divisors (1).

276271223 is an equidigital number, since it uses as much as digits as its factorization.

276271223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 32.

The square root of 276271223 is about 16621.4085744861. The cubic root of 276271223 is about 651.2962086912.

The spelling of 276271223 in words is "two hundred seventy-six million, two hundred seventy-one thousand, two hundred twenty-three".