103771691 has 2 divisors, whose sum is σ = 103771692. Its totient is φ = 103771690.

The previous prime is 103771669. The next prime is 103771693. The reversal of 103771691 is 196177301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103771691 - 2⁶ = 103771627 is a prime.

It is a Sophie Germain prime.

Together with 103771693, 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 (103771693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51885845 + 51885846.

It is an arithmetic number, because the mean of its divisors is an integer number (51885846).

Almost surely, 2^103771691 is an apocalyptic number.

103771691 is a deficient number, since it is larger than the sum of its proper divisors (1).

103771691 is an equidigital number, since it uses as much as digits as its factorization.

103771691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 103771691 is about 10186.8391073973. The cubic root of 103771691 is about 469.9225630684.

The spelling of 103771691 in words is "one hundred three million, seven hundred seventy-one thousand, six hundred ninety-one".