4611057489109 has 2 divisors, whose sum is σ = 4611057489110. Its totient is φ = 4611057489108.

The previous prime is 4611057489091. The next prime is 4611057489139. The reversal of 4611057489109 is 9019847501164.

Together with previous prime (4611057489091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2510253646884 + 2100803842225 = 1584378^2 + 1449415^2 .

It is a cyclic number.

It is not a de Polignac number, because 4611057489109 - 2³⁷ = 4473618535637 is a prime.

It is a super-2 number, since 2×4611057489109² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4611057489109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4611057489139) 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, 2305528744554 + 2305528744555.

It is an arithmetic number, because the mean of its divisors is an integer number (2305528744555).

Almost surely, 2^{4611057489109} is an apocalyptic number.

It is an amenable number.

4611057489109 is a deficient number, since it is larger than the sum of its proper divisors (1).

4611057489109 is an equidigital number, since it uses as much as digits as its factorization.

4611057489109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 55.

The spelling of 4611057489109 in words is "four trillion, six hundred eleven billion, fifty-seven million, four hundred eighty-nine thousand, one hundred nine".