1353019805 has 16 divisors (see below), whose sum is σ = 1643531904. Its totient is φ = 1069225920.

The previous prime is 1353019793. The next prime is 1353019819. The reversal of 1353019805 is 5089103531.

It is not a de Polignac number, because 1353019805 - 2¹⁰ = 1353018781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131135 + ... + 141075.

It is an arithmetic number, because the mean of its divisors is an integer number (102720744).

Almost surely, 2^1353019805 is an apocalyptic number.

It is an amenable number.

1353019805 is a deficient number, since it is larger than the sum of its proper divisors (290512099).

1353019805 is a wasteful number, since it uses less digits than its factorization.

1353019805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10276.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 1353019805 is about 36783.4175274675. The cubic root of 1353019805 is about 1106.0329141734.

The spelling of 1353019805 in words is "one billion, three hundred fifty-three million, nineteen thousand, eight hundred five".