109418158841 has 2 divisors, whose sum is σ = 109418158842. Its totient is φ = 109418158840.

The previous prime is 109418158789. The next prime is 109418158847. The reversal of 109418158841 is 148851814901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106997026816 + 2421132025 = 327104^2 + 49205^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-109418158841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109418158841.

It is not a weakly prime, because it can be changed into another prime (109418158847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54709079420 + 54709079421.

It is an arithmetic number, because the mean of its divisors is an integer number (54709079421).

Almost surely, 2^109418158841 is an apocalyptic number.

It is an amenable number.

109418158841 is a deficient number, since it is larger than the sum of its proper divisors (1).

109418158841 is an equidigital number, since it uses as much as digits as its factorization.

109418158841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 50.

The spelling of 109418158841 in words is "one hundred nine billion, four hundred eighteen million, one hundred fifty-eight thousand, eight hundred forty-one".