276404113 has 2 divisors, whose sum is σ = 276404114. Its totient is φ = 276404112.

The previous prime is 276404069. The next prime is 276404123. The reversal of 276404113 is 311404672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146603664 + 129800449 = 12108^2 + 11393^2 .

It is a cyclic number.

It is not a de Polignac number, because 276404113 - 2¹³ = 276395921 is a prime.

It is not a weakly prime, because it can be changed into another prime (276404123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138202056 + 138202057.

It is an arithmetic number, because the mean of its divisors is an integer number (138202057).

Almost surely, 2^276404113 is an apocalyptic number.

It is an amenable number.

276404113 is a deficient number, since it is larger than the sum of its proper divisors (1).

276404113 is an equidigital number, since it uses as much as digits as its factorization.

276404113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 276404113 is about 16625.4056491864. The cubic root of 276404113 is about 651.4006192273.

Adding to 276404113 its reverse (311404672), we get a palindrome (587808785).

The spelling of 276404113 in words is "two hundred seventy-six million, four hundred four thousand, one hundred thirteen".