1023775263 has 24 divisors (see below), whose sum is σ = 1694340128. Its totient is φ = 583526592.

The previous prime is 1023775229. The next prime is 1023775273. The reversal of 1023775263 is 3625773201.

1023775263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1023775263 - 2⁹ = 1023774751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023775223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4545 + ... + 45477.

Almost surely, 2^1023775263 is an apocalyptic number.

1023775263 is a deficient number, since it is larger than the sum of its proper divisors (670564865).

1023775263 is a wasteful number, since it uses less digits than its factorization.

1023775263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41343 (or 41340 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 1023775263 is about 31996.4882916860. The cubic root of 1023775263 is about 1007.8630973133.

The spelling of 1023775263 in words is "one billion, twenty-three million, seven hundred seventy-five thousand, two hundred sixty-three".