265449697 has 2 divisors, whose sum is σ = 265449698. Its totient is φ = 265449696.

The previous prime is 265449659. The next prime is 265449719. The reversal of 265449697 is 796944562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 263770081 + 1679616 = 16241^2 + 1296^2 .

It is a cyclic number.

It is not a de Polignac number, because 265449697 - 2¹¹ = 265447649 is a prime.

It is not a weakly prime, because it can be changed into another prime (265449607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132724848 + 132724849.

It is an arithmetic number, because the mean of its divisors is an integer number (132724849).

Almost surely, 2^265449697 is an apocalyptic number.

It is an amenable number.

265449697 is a deficient number, since it is larger than the sum of its proper divisors (1).

265449697 is an equidigital number, since it uses as much as digits as its factorization.

265449697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 52.

The square root of 265449697 is about 16292.6270748458. The cubic root of 265449697 is about 642.6789537200.

The spelling of 265449697 in words is "two hundred sixty-five million, four hundred forty-nine thousand, six hundred ninety-seven".