17112947087 has 2 divisors, whose sum is σ = 17112947088. Its totient is φ = 17112947086.

The previous prime is 17112947077. The next prime is 17112947101. The reversal of 17112947087 is 78074921171.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 17112947087 - 2⁶ = 17112947023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17112947077) 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, 8556473543 + 8556473544.

It is an arithmetic number, because the mean of its divisors is an integer number (8556473544).

Almost surely, 2^17112947087 is an apocalyptic number.

17112947087 is a deficient number, since it is larger than the sum of its proper divisors (1).

17112947087 is an equidigital number, since it uses as much as digits as its factorization.

17112947087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 47.

The spelling of 17112947087 in words is "seventeen billion, one hundred twelve million, nine hundred forty-seven thousand, eighty-seven".