1084505113009 has 2 divisors, whose sum is σ = 1084505113010. Its totient is φ = 1084505113008.

The previous prime is 1084505112997. The next prime is 1084505113039. The reversal of 1084505113009 is 9003115054801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 938602504225 + 145902608784 = 968815^2 + 381972^2 .

It is a cyclic number.

It is not a de Polignac number, because 1084505113009 - 2⁷ = 1084505112881 is a prime.

It is a super-2 number, since 2×1084505113009² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1084505113039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 542252556504 + 542252556505.

It is an arithmetic number, because the mean of its divisors is an integer number (542252556505).

Almost surely, 2^{1084505113009} is an apocalyptic number.

It is an amenable number.

1084505113009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1084505113009 is an equidigital number, since it uses as much as digits as its factorization.

1084505113009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 37.

The spelling of 1084505113009 in words is "one trillion, eighty-four billion, five hundred five million, one hundred thirteen thousand, nine".