35680961 has 2 divisors, whose sum is σ = 35680962. Its totient is φ = 35680960.

The previous prime is 35680937. The next prime is 35680963. The reversal of 35680961 is 16908653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35473936 + 207025 = 5956^2 + 455^2 .

It is a cyclic number.

It is not a de Polignac number, because 35680961 - 2²² = 31486657 is a prime.

Together with 35680963, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (35680963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17840480 + 17840481.

It is an arithmetic number, because the mean of its divisors is an integer number (17840481).

Almost surely, 2^35680961 is an apocalyptic number.

It is an amenable number.

35680961 is a deficient number, since it is larger than the sum of its proper divisors (1).

35680961 is an equidigital number, since it uses as much as digits as its factorization.

35680961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 35680961 is about 5973.3542503354. The cubic root of 35680961 is about 329.2144184814.

The spelling of 35680961 in words is "thirty-five million, six hundred eighty thousand, nine hundred sixty-one".