1283939064627 has 8 divisors (see below), whose sum is σ = 1812619856016. Its totient is φ = 805608824832.

The previous prime is 1283939064571. The next prime is 1283939064671. The reversal of 1283939064627 is 7264609393821.

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

It is not a de Polignac number, because 1283939064627 - 2¹⁸ = 1283938802483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1283939054627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12587637838 + ... + 12587637939.

It is an arithmetic number, because the mean of its divisors is an integer number (226577482002).

Almost surely, 2^{1283939064627} is an apocalyptic number.

1283939064627 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1283939064627 is a deficient number, since it is larger than the sum of its proper divisors (528680791389).

1283939064627 is a wasteful number, since it uses less digits than its factorization.

1283939064627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25175275797.

The product of its (nonzero) digits is 23514624, while the sum is 60.

The spelling of 1283939064627 in words is "one trillion, two hundred eighty-three billion, nine hundred thirty-nine million, sixty-four thousand, six hundred twenty-seven".