1711641749 has 2 divisors, whose sum is σ = 1711641750. Its totient is φ = 1711641748.

The previous prime is 1711641739. The next prime is 1711641769. The reversal of 1711641749 is 9471461171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1245384100 + 466257649 = 35290^2 + 21593^2 .

It is a cyclic number.

It is not a de Polignac number, because 1711641749 - 2¹⁶ = 1711576213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1711641709) by changing a digit.

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 as a sum of consecutive naturals, namely, 855820874 + 855820875.

It is an arithmetic number, because the mean of its divisors is an integer number (855820875).

Almost surely, 2^1711641749 is an apocalyptic number.

It is an amenable number.

1711641749 is a deficient number, since it is larger than the sum of its proper divisors (1).

1711641749 is an equidigital number, since it uses as much as digits as its factorization.

1711641749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 41.

The square root of 1711641749 is about 41371.9923257268. The cubic root of 1711641749 is about 1196.2013557640.

The spelling of 1711641749 in words is "one billion, seven hundred eleven million, six hundred forty-one thousand, seven hundred forty-nine".