17671497983 has 2 divisors, whose sum is σ = 17671497984. Its totient is φ = 17671497982.

The previous prime is 17671497959. The next prime is 17671497989. The reversal of 17671497983 is 38979417671.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17671497983 - 2¹² = 17671493887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17671497989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8835748991 + 8835748992.

It is an arithmetic number, because the mean of its divisors is an integer number (8835748992).

Almost surely, 2^17671497983 is an apocalyptic number.

17671497983 is a deficient number, since it is larger than the sum of its proper divisors (1).

17671497983 is an equidigital number, since it uses as much as digits as its factorization.

17671497983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16003008, while the sum is 62.

The spelling of 17671497983 in words is "seventeen billion, six hundred seventy-one million, four hundred ninety-seven thousand, nine hundred eighty-three".