1283796827 has 2 divisors, whose sum is σ = 1283796828. Its totient is φ = 1283796826.

The previous prime is 1283796823. The next prime is 1283796887. The reversal of 1283796827 is 7286973821.

It is a weak prime.

It is an emirp because it is prime and its reverse (7286973821) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1283796827 - 2² = 1283796823 is a prime.

It is not a weakly prime, because it can be changed into another prime (1283796823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 641898413 + 641898414.

It is an arithmetic number, because the mean of its divisors is an integer number (641898414).

Almost surely, 2^1283796827 is an apocalyptic number.

1283796827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1283796827 is an equidigital number, since it uses as much as digits as its factorization.

1283796827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 53.

The square root of 1283796827 is about 35830.1106194218. The cubic root of 1283796827 is about 1086.8395466956.

The spelling of 1283796827 in words is "one billion, two hundred eighty-three million, seven hundred ninety-six thousand, eight hundred twenty-seven".