1109553459059 has 2 divisors, whose sum is σ = 1109553459060. Its totient is φ = 1109553459058.

The previous prime is 1109553459041. The next prime is 1109553459067. The reversal of 1109553459059 is 9509543559011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1109553459059 - 2²⁴ = 1109536681843 is a prime.

It is a super-2 number, since 2×1109553459059² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1109553458995 and 1109553459013.

It is not a weakly prime, because it can be changed into another prime (1109553459019) 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, 554776729529 + 554776729530.

It is an arithmetic number, because the mean of its divisors is an integer number (554776729530).

Almost surely, 2^{1109553459059} is an apocalyptic number.

1109553459059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109553459059 is an equidigital number, since it uses as much as digits as its factorization.

1109553459059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5467500, while the sum is 56.

The spelling of 1109553459059 in words is "one trillion, one hundred nine billion, five hundred fifty-three million, four hundred fifty-nine thousand, fifty-nine".