1263428082 has 48 divisors (see below), whose sum is σ = 3171367680. Its totient is φ = 356031936.

The previous prime is 1263428081. The next prime is 1263428087. The reversal of 1263428082 is 2808243621.

1263428082 is a `hidden beast` number, since 12 + 634 + 2 + 8 + 0 + 8 + 2 = 666.

1263428082 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1263428081) 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, 59482 + ... + 77877.

It is an arithmetic number, because the mean of its divisors is an integer number (66070160).

Almost surely, 2^1263428082 is an apocalyptic number.

1263428082 is an abundant number, since it is smaller than the sum of its proper divisors (1907939598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1263428082 is a wasteful number, since it uses less digits than its factorization.

1263428082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137447 (or 137444 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The square root of 1263428082 is about 35544.7335339569. The cubic root of 1263428082 is about 1081.0609378992.

The spelling of 1263428082 in words is "one billion, two hundred sixty-three million, four hundred twenty-eight thousand, eighty-two".