1282271052 has 24 divisors (see below), whose sum is σ = 2999997616. Its totient is φ = 426276288.

The previous prime is 1282271009. The next prime is 1282271077. The reversal of 1282271052 is 2501722821.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 138763 + ... + 147714.

Almost surely, 2^1282271052 is an apocalyptic number.

1282271052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1282271052 is an abundant number, since it is smaller than the sum of its proper divisors (1717726564).

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

1282271052 is a wasteful number, since it uses less digits than its factorization.

1282271052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286857 (or 286855 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 1282271052 is about 35808.8124907822. The cubic root of 1282271052 is about 1086.4088113556.

Adding to 1282271052 its reverse (2501722821), we get a palindrome (3783993873).

The spelling of 1282271052 in words is "one billion, two hundred eighty-two million, two hundred seventy-one thousand, fifty-two".