1163340485 has 4 divisors (see below), whose sum is σ = 1396008588. Its totient is φ = 930672384.

The previous prime is 1163340473. The next prime is 1163340509. The reversal of 1163340485 is 5840433611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 849023044 + 314317441 = 29138^2 + 17729^2 .

It is a cyclic number.

It is not a de Polignac number, because 1163340485 - 2⁴ = 1163340469 is a prime.

It is a super-2 number, since 2×1163340485² = 2706722168080070450, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 116334044 + ... + 116334053.

It is an arithmetic number, because the mean of its divisors is an integer number (349002147).

Almost surely, 2^1163340485 is an apocalyptic number.

It is an amenable number.

1163340485 is a deficient number, since it is larger than the sum of its proper divisors (232668103).

1163340485 is an equidigital number, since it uses as much as digits as its factorization.

1163340485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232668102.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1163340485 is about 34107.7774854944. Note that the first 3 decimals coincide. The cubic root of 1163340485 is about 1051.7252016493.

The spelling of 1163340485 in words is "one billion, one hundred sixty-three million, three hundred forty thousand, four hundred eighty-five".