1716942091 has 2 divisors, whose sum is σ = 1716942092. Its totient is φ = 1716942090.

The previous prime is 1716942079. The next prime is 1716942103. The reversal of 1716942091 is 1902496171.

It is a balanced prime because it is at equal distance from previous prime (1716942079) and next prime (1716942103).

It is a cyclic number.

It is not a de Polignac number, because 1716942091 - 2⁹ = 1716941579 is a prime.

It is not a weakly prime, because it can be changed into another prime (1716942041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 858471045 + 858471046.

It is an arithmetic number, because the mean of its divisors is an integer number (858471046).

Almost surely, 2^1716942091 is an apocalyptic number.

1716942091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1716942091 is an equidigital number, since it uses as much as digits as its factorization.

1716942091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 40.

The square root of 1716942091 is about 41435.9999396660. Note that the first 4 decimals coincide. The cubic root of 1716942091 is about 1197.4348192898.

The spelling of 1716942091 in words is "one billion, seven hundred sixteen million, nine hundred forty-two thousand, ninety-one".