1048809263 has 2 divisors, whose sum is σ = 1048809264. Its totient is φ = 1048809262.

The previous prime is 1048809239. The next prime is 1048809283. The reversal of 1048809263 is 3629088401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1048809263 - 2¹² = 1048805167 is a prime.

It is a super-2 number, since 2×1048809263² = 2200001740309206338, which contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1048809263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1048809283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524404631 + 524404632.

It is an arithmetic number, because the mean of its divisors is an integer number (524404632).

Almost surely, 2^1048809263 is an apocalyptic number.

1048809263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048809263 is an equidigital number, since it uses as much as digits as its factorization.

1048809263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 1048809263 is about 32385.3248092404. The cubic root of 1048809263 is about 1016.0120017260.

The spelling of 1048809263 in words is "one billion, forty-eight million, eight hundred nine thousand, two hundred sixty-three".