265353097 has 2 divisors, whose sum is σ = 265353098. Its totient is φ = 265353096.

The previous prime is 265353089. The next prime is 265353131. The reversal of 265353097 is 790353562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214886281 + 50466816 = 14659^2 + 7104^2 .

It is a cyclic number.

It is not a de Polignac number, because 265353097 - 2³ = 265353089 is a prime.

It is not a weakly prime, because it can be changed into another prime (265353007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132676548 + 132676549.

It is an arithmetic number, because the mean of its divisors is an integer number (132676549).

Almost surely, 2^265353097 is an apocalyptic number.

It is an amenable number.

265353097 is a deficient number, since it is larger than the sum of its proper divisors (1).

265353097 is an equidigital number, since it uses as much as digits as its factorization.

265353097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 170100, while the sum is 40.

The square root of 265353097 is about 16289.6622739700. The cubic root of 265353097 is about 642.6009849999.

The spelling of 265353097 in words is "two hundred sixty-five million, three hundred fifty-three thousand, ninety-seven".