1427163347 has 2 divisors, whose sum is σ = 1427163348. Its totient is φ = 1427163346.

The previous prime is 1427163343. The next prime is 1427163377. The reversal of 1427163347 is 7433617241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1427163347 - 2² = 1427163343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1427163347.

It is not a weakly prime, because it can be changed into another prime (1427163343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713581673 + 713581674.

It is an arithmetic number, because the mean of its divisors is an integer number (713581674).

Almost surely, 2^1427163347 is an apocalyptic number.

1427163347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427163347 is an equidigital number, since it uses as much as digits as its factorization.

1427163347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 38.

The square root of 1427163347 is about 37777.8155403406. The cubic root of 1427163347 is about 1125.8777273957.

The spelling of 1427163347 in words is "one billion, four hundred twenty-seven million, one hundred sixty-three thousand, three hundred forty-seven".