109411038491 has 2 divisors, whose sum is σ = 109411038492. Its totient is φ = 109411038490.

The previous prime is 109411038469. The next prime is 109411038521. The reversal of 109411038491 is 194830114901.

It is a weak prime.

It is an emirp because it is prime and its reverse (194830114901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109411038491 - 2³⁴ = 92231169307 is a prime.

It is not a weakly prime, because it can be changed into another prime (109411038791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54705519245 + 54705519246.

It is an arithmetic number, because the mean of its divisors is an integer number (54705519246).

Almost surely, 2^109411038491 is an apocalyptic number.

109411038491 is a deficient number, since it is larger than the sum of its proper divisors (1).

109411038491 is an equidigital number, since it uses as much as digits as its factorization.

109411038491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 41.

The spelling of 109411038491 in words is "one hundred nine billion, four hundred eleven million, thirty-eight thousand, four hundred ninety-one".