276140203 has 2 divisors, whose sum is σ = 276140204. Its totient is φ = 276140202.

The previous prime is 276140191. The next prime is 276140209. The reversal of 276140203 is 302041672.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 276140203 - 2⁹ = 276139691 is a prime.

It is not a weakly prime, because it can be changed into another prime (276140209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138070101 + 138070102.

It is an arithmetic number, because the mean of its divisors is an integer number (138070102).

Almost surely, 2^276140203 is an apocalyptic number.

276140203 is a deficient number, since it is larger than the sum of its proper divisors (1).

276140203 is an equidigital number, since it uses as much as digits as its factorization.

276140203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 276140203 is about 16617.4668045403. The cubic root of 276140203 is about 651.1932346144.

Adding to 276140203 its reverse (302041672), we get a palindrome (578181875).

The spelling of 276140203 in words is "two hundred seventy-six million, one hundred forty thousand, two hundred three".