265078441 has 2 divisors, whose sum is σ = 265078442. Its totient is φ = 265078440.

The previous prime is 265078409. The next prime is 265078487. The reversal of 265078441 is 144870562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195188841 + 69889600 = 13971^2 + 8360^2 .

It is a cyclic number.

It is not a de Polignac number, because 265078441 - 2⁵ = 265078409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 265078441.

It is not a weakly prime, because it can be changed into another prime (265978441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132539220 + 132539221.

It is an arithmetic number, because the mean of its divisors is an integer number (132539221).

Almost surely, 2^265078441 is an apocalyptic number.

It is an amenable number.

265078441 is a deficient number, since it is larger than the sum of its proper divisors (1).

265078441 is an equidigital number, since it uses as much as digits as its factorization.

265078441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 265078441 is about 16281.2297139989. The cubic root of 265078441 is about 642.3791985738.

The spelling of 265078441 in words is "two hundred sixty-five million, seventy-eight thousand, four hundred forty-one".