1427329763723 has 2 divisors, whose sum is σ = 1427329763724. Its totient is φ = 1427329763722.

The previous prime is 1427329763633. The next prime is 1427329763861. The reversal of 1427329763723 is 3273679237241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1427329763723 - 2¹² = 1427329759627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1427329762723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713664881861 + 713664881862.

It is an arithmetic number, because the mean of its divisors is an integer number (713664881862).

Almost surely, 2^{1427329763723} is an apocalyptic number.

1427329763723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1427329763723 is an equidigital number, since it uses as much as digits as its factorization.

1427329763723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16003008, while the sum is 56.

The spelling of 1427329763723 in words is "one trillion, four hundred twenty-seven billion, three hundred twenty-nine million, seven hundred sixty-three thousand, seven hundred twenty-three".