109401755149 has 2 divisors, whose sum is σ = 109401755150. Its totient is φ = 109401755148.

The previous prime is 109401755129. The next prime is 109401755167. The reversal of 109401755149 is 941557104901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60420098025 + 48981657124 = 245805^2 + 221318^2 .

It is a cyclic number.

It is not a de Polignac number, because 109401755149 - 2¹¹ = 109401753101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109401755099 and 109401755108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109401755129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54700877574 + 54700877575.

It is an arithmetic number, because the mean of its divisors is an integer number (54700877575).

Almost surely, 2^109401755149 is an apocalyptic number.

It is an amenable number.

109401755149 is a deficient number, since it is larger than the sum of its proper divisors (1).

109401755149 is an equidigital number, since it uses as much as digits as its factorization.

109401755149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 46.

The spelling of 109401755149 in words is "one hundred nine billion, four hundred one million, seven hundred fifty-five thousand, one hundred forty-nine".