1263475083 has 8 divisors (see below), whose sum is σ = 1814220688. Its totient is φ = 777523104.

The previous prime is 1263475043. The next prime is 1263475093. The reversal of 1263475083 is 3805743621.

1263475083 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1263475083 - 2⁶ = 1263475019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 32396797 = 1263475083 / (1 + 2 + 6 + 3 + 4 + 7 + 5 + 0 + 8 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1263475013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16198360 + ... + 16198437.

It is an arithmetic number, because the mean of its divisors is an integer number (226777586).

Almost surely, 2^1263475083 is an apocalyptic number.

1263475083 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1263475083 is a deficient number, since it is larger than the sum of its proper divisors (550745605).

1263475083 is a wasteful number, since it uses less digits than its factorization.

1263475083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32396813.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 1263475083 is about 35545.3946806052. The cubic root of 1263475083 is about 1081.0743433094.

The spelling of 1263475083 in words is "one billion, two hundred sixty-three million, four hundred seventy-five thousand, eighty-three".