1696081061 has 2 divisors, whose sum is σ = 1696081062. Its totient is φ = 1696081060.

The previous prime is 1696081039. The next prime is 1696081069. The reversal of 1696081061 is 1601806961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1024960225 + 671120836 = 32015^2 + 25906^2 .

It is an emirp because it is prime and its reverse (1601806961) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 1901809691 and 1969081091.

It is a cyclic number.

It is not a de Polignac number, because 1696081061 - 2¹⁴ = 1696064677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1696081069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 848040530 + 848040531.

It is an arithmetic number, because the mean of its divisors is an integer number (848040531).

Almost surely, 2^1696081061 is an apocalyptic number.

It is an amenable number.

1696081061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1696081061 is an equidigital number, since it uses as much as digits as its factorization.

1696081061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 1696081061 is about 41183.5047197297. The cubic root of 1696081061 is about 1192.5653906570.

The spelling of 1696081061 in words is "one billion, six hundred ninety-six million, eighty-one thousand, sixty-one".