265341001 has 2 divisors, whose sum is σ = 265341002. Its totient is φ = 265341000.

The previous prime is 265340983. The next prime is 265341029. The reversal of 265341001 is 100143562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216060601 + 49280400 = 14699^2 + 7020^2 .

It is a cyclic number.

It is not a de Polignac number, because 265341001 - 2²³ = 256952393 is a prime.

It is not a weakly prime, because it can be changed into another prime (265341031) 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, 132670500 + 132670501.

It is an arithmetic number, because the mean of its divisors is an integer number (132670501).

Almost surely, 2^265341001 is an apocalyptic number.

It is an amenable number.

265341001 is a deficient number, since it is larger than the sum of its proper divisors (1).

265341001 is an equidigital number, since it uses as much as digits as its factorization.

265341001 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 265341001 is about 16289.2909913231. The cubic root of 265341001 is about 642.5912206272.

Adding to 265341001 its reverse (100143562), we get a palindrome (365484563).

The spelling of 265341001 in words is "two hundred sixty-five million, three hundred forty-one thousand, one".