981346617 has 8 divisors (see below), whose sum is σ = 1453846880. Its totient is φ = 654231060.

The previous prime is 981346601. The next prime is 981346621. The reversal of 981346617 is 716643189.

It is a happy number.

It is not a de Polignac number, because 981346617 - 2⁴ = 981346601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (981346627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18173059 + ... + 18173112.

It is an arithmetic number, because the mean of its divisors is an integer number (181730860).

Almost surely, 2^981346617 is an apocalyptic number.

It is an amenable number.

981346617 is a deficient number, since it is larger than the sum of its proper divisors (472500263).

981346617 is a wasteful number, since it uses less digits than its factorization.

981346617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36346180 (or 36346174 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 981346617 is about 31326.4523526045. The cubic root of 981346617 is about 993.7431390057.

The spelling of 981346617 in words is "nine hundred eighty-one million, three hundred forty-six thousand, six hundred seventeen".