1041260509 has 2 divisors, whose sum is σ = 1041260510. Its totient is φ = 1041260508.

The previous prime is 1041260501. The next prime is 1041260567. The reversal of 1041260509 is 9050621401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 952956900 + 88303609 = 30870^2 + 9397^2 .

It is an emirp because it is prime and its reverse (9050621401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1041260509 - 2³ = 1041260501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1041260501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520630254 + 520630255.

It is an arithmetic number, because the mean of its divisors is an integer number (520630255).

Almost surely, 2^1041260509 is an apocalyptic number.

It is an amenable number.

1041260509 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041260509 is an equidigital number, since it uses as much as digits as its factorization.

1041260509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1041260509 is about 32268.5684374129. The cubic root of 1041260509 is about 1013.5685643763.

The spelling of 1041260509 in words is "one billion, forty-one million, two hundred sixty thousand, five hundred nine".