1028263307 has 2 divisors, whose sum is σ = 1028263308. Its totient is φ = 1028263306.

The previous prime is 1028263303. The next prime is 1028263331. The reversal of 1028263307 is 7033628201.

It is a happy number.

1028263307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1028263307 - 2² = 1028263303 is a prime.

It is not a weakly prime, because it can be changed into another prime (1028263303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 514131653 + 514131654.

It is an arithmetic number, because the mean of its divisors is an integer number (514131654).

Almost surely, 2^1028263307 is an apocalyptic number.

1028263307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1028263307 is an equidigital number, since it uses as much as digits as its factorization.

1028263307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1028263307 is about 32066.5449807116. The cubic root of 1028263307 is about 1009.3337130879. Note that the first 3 decimals are identical.

The spelling of 1028263307 in words is "one billion, twenty-eight million, two hundred sixty-three thousand, three hundred seven".