17120213479 has 2 divisors, whose sum is σ = 17120213480. Its totient is φ = 17120213478.

The previous prime is 17120213459. The next prime is 17120213531. The reversal of 17120213479 is 97431202171.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-17120213479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17120213449) 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 as a sum of consecutive naturals, namely, 8560106739 + 8560106740.

It is an arithmetic number, because the mean of its divisors is an integer number (8560106740).

Almost surely, 2^17120213479 is an apocalyptic number.

17120213479 is a deficient number, since it is larger than the sum of its proper divisors (1).

17120213479 is an equidigital number, since it uses as much as digits as its factorization.

17120213479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 37.

The spelling of 17120213479 in words is "seventeen billion, one hundred twenty million, two hundred thirteen thousand, four hundred seventy-nine".