265206323 has 2 divisors, whose sum is σ = 265206324. Its totient is φ = 265206322.

The previous prime is 265206287. The next prime is 265206377. The reversal of 265206323 is 323602562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265206323 - 2⁶ = 265206259 is a prime.

It is not a weakly prime, because it can be changed into another prime (265206923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132603161 + 132603162.

It is an arithmetic number, because the mean of its divisors is an integer number (132603162).

Almost surely, 2^265206323 is an apocalyptic number.

265206323 is a deficient number, since it is larger than the sum of its proper divisors (1).

265206323 is an equidigital number, since it uses as much as digits as its factorization.

265206323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

The square root of 265206323 is about 16285.1565236567. The cubic root of 265206323 is about 642.4824831331.

Adding to 265206323 its reverse (323602562), we get a palindrome (588808885).

The spelling of 265206323 in words is "two hundred sixty-five million, two hundred six thousand, three hundred twenty-three".