1716601745 has 8 divisors (see below), whose sum is σ = 2060197416. Its totient is φ = 1373097856.

The previous prime is 1716601739. The next prime is 1716601751. The reversal of 1716601745 is 5471066171.

It is an interprime number because it is at equal distance from previous prime (1716601739) and next prime (1716601751).

It can be written as a sum of positive squares in 4 ways, for example, as 607178881 + 1109422864 = 24641^2 + 33308^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1716601745 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1716601699 and 1716601708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28829 + ... + 65301.

It is an arithmetic number, because the mean of its divisors is an integer number (257524677).

Almost surely, 2^1716601745 is an apocalyptic number.

It is an amenable number.

1716601745 is a deficient number, since it is larger than the sum of its proper divisors (343595671).

1716601745 is an equidigital number, since it uses as much as digits as its factorization.

1716601745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45891.

The product of its (nonzero) digits is 35280, while the sum is 38.

The square root of 1716601745 is about 41431.8928483843. The cubic root of 1716601745 is about 1197.3556923573.

The spelling of 1716601745 in words is "one billion, seven hundred sixteen million, six hundred one thousand, seven hundred forty-five".