1048788269 has 2 divisors, whose sum is σ = 1048788270. Its totient is φ = 1048788268.

The previous prime is 1048788211. The next prime is 1048788271. The reversal of 1048788269 is 9628878401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1047493225 + 1295044 = 32365^2 + 1138^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048788269 - 2¹⁶ = 1048722733 is a prime.

It is a super-2 number, since 2×1048788269² = 2199913666384032722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 1048788271, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1048788269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1048781269) 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, 524394134 + 524394135.

It is an arithmetic number, because the mean of its divisors is an integer number (524394135).

Almost surely, 2^1048788269 is an apocalyptic number.

It is an amenable number.

1048788269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048788269 is an equidigital number, since it uses as much as digits as its factorization.

1048788269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 53.

The square root of 1048788269 is about 32385.0006793268. Note that the first 3 decimals coincide. The cubic root of 1048788269 is about 1016.0052225148.

The spelling of 1048788269 in words is "one billion, forty-eight million, seven hundred eighty-eight thousand, two hundred sixty-nine".