1403790316679 has 2 divisors, whose sum is σ = 1403790316680. Its totient is φ = 1403790316678.

The previous prime is 1403790316661. The next prime is 1403790316681. The reversal of 1403790316679 is 9766130973041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1403790316679 is a prime.

It is a Sophie Germain prime.

Together with 1403790316681, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1403790306679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701895158339 + 701895158340.

It is an arithmetic number, because the mean of its divisors is an integer number (701895158340).

Almost surely, 2^{1403790316679} is an apocalyptic number.

1403790316679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403790316679 is an equidigital number, since it uses as much as digits as its factorization.

1403790316679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5143824, while the sum is 56.

The spelling of 1403790316679 in words is "one trillion, four hundred three billion, seven hundred ninety million, three hundred sixteen thousand, six hundred seventy-nine".