109660403 has 2 divisors, whose sum is σ = 109660404. Its totient is φ = 109660402.

The previous prime is 109660393. The next prime is 109660427. The reversal of 109660403 is 304066901.

It is a weak prime.

It is an emirp because it is prime and its reverse (304066901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109660403 - 2⁸ = 109660147 is a prime.

It is a super-2 number, since 2×109660403² = 24050807972244818, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (109660483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54830201 + 54830202.

It is an arithmetic number, because the mean of its divisors is an integer number (54830202).

Almost surely, 2^109660403 is an apocalyptic number.

109660403 is a deficient number, since it is larger than the sum of its proper divisors (1).

109660403 is an equidigital number, since it uses as much as digits as its factorization.

109660403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 109660403 is about 10471.8863152729. The cubic root of 109660403 is about 478.6484011125.

The spelling of 109660403 in words is "one hundred nine million, six hundred sixty thousand, four hundred three".