265140103 has 2 divisors, whose sum is σ = 265140104. Its totient is φ = 265140102.

The previous prime is 265140061. The next prime is 265140121. The reversal of 265140103 is 301041562.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265140103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265140163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132570051 + 132570052.

It is an arithmetic number, because the mean of its divisors is an integer number (132570052).

Almost surely, 2^265140103 is an apocalyptic number.

265140103 is a deficient number, since it is larger than the sum of its proper divisors (1).

265140103 is an equidigital number, since it uses as much as digits as its factorization.

265140103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 265140103 is about 16283.1232569185. The cubic root of 265140103 is about 642.4290043534.

Adding to 265140103 its reverse (301041562), we get a palindrome (566181665).

The spelling of 265140103 in words is "two hundred sixty-five million, one hundred forty thousand, one hundred three".