109011671 has 2 divisors, whose sum is σ = 109011672. Its totient is φ = 109011670.

The previous prime is 109011653. The next prime is 109011677. The reversal of 109011671 is 176110901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109011671 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109011671.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109011677) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54505835 + 54505836.

It is an arithmetic number, because the mean of its divisors is an integer number (54505836).

Almost surely, 2^109011671 is an apocalyptic number.

109011671 is a deficient number, since it is larger than the sum of its proper divisors (1).

109011671 is an equidigital number, since it uses as much as digits as its factorization.

109011671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 26.

The square root of 109011671 is about 10440.8654334782. The cubic root of 109011671 is about 477.7026666352.

The spelling of 109011671 in words is "one hundred nine million, eleven thousand, six hundred seventy-one".