1059404085 has 12 divisors (see below), whose sum is σ = 1836300492. Its totient is φ = 565015488.

The previous prime is 1059404063. The next prime is 1059404119. The reversal of 1059404085 is 5804049501.

It can be written as a sum of positive squares in 2 ways, for example, as 483692049 + 575712036 = 21993^2 + 23994^2 .

It is not a de Polignac number, because 1059404085 - 2¹⁷ = 1059273013 is a prime.

It is a super-2 number, since 2×1059404085² = 2244674030629374450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11771112 + ... + 11771201.

It is an arithmetic number, because the mean of its divisors is an integer number (153025041).

Almost surely, 2^1059404085 is an apocalyptic number.

1059404085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1059404085 is a deficient number, since it is larger than the sum of its proper divisors (776896407).

1059404085 is a wasteful number, since it uses less digits than its factorization.

1059404085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23542324 (or 23542321 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 1059404085 is about 32548.4882137404. The cubic root of 1059404085 is about 1019.4217166134.

The spelling of 1059404085 in words is "one billion, fifty-nine million, four hundred four thousand, eighty-five".