276064741 has 2 divisors, whose sum is σ = 276064742. Its totient is φ = 276064740.

The previous prime is 276064721. The next prime is 276064781. The reversal of 276064741 is 147460672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260144641 + 15920100 = 16129^2 + 3990^2 .

It is a cyclic number.

It is not a de Polignac number, because 276064741 - 2¹¹ = 276062693 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 276064741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (276064721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138032370 + 138032371.

It is an arithmetic number, because the mean of its divisors is an integer number (138032371).

Almost surely, 2^276064741 is an apocalyptic number.

It is an amenable number.

276064741 is a deficient number, since it is larger than the sum of its proper divisors (1).

276064741 is an equidigital number, since it uses as much as digits as its factorization.

276064741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 276064741 is about 16615.1960867153. The cubic root of 276064741 is about 651.1339111014.

The spelling of 276064741 in words is "two hundred seventy-six million, sixty-four thousand, seven hundred forty-one".