1099214485 has 4 divisors (see below), whose sum is σ = 1319057388. Its totient is φ = 879371584.

The previous prime is 1099214483. The next prime is 1099214489. The reversal of 1099214485 is 5844129901.

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 308423844 + 790790641 = 17562^2 + 28121^2 .

It is a cyclic number.

It is not a de Polignac number, because 1099214485 - 2¹ = 1099214483 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099214483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109921444 + ... + 109921453.

It is an arithmetic number, because the mean of its divisors is an integer number (329764347).

Almost surely, 2^1099214485 is an apocalyptic number.

It is an amenable number.

1099214485 is a deficient number, since it is larger than the sum of its proper divisors (219842903).

1099214485 is an equidigital number, since it uses as much as digits as its factorization.

1099214485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219842902.

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 1099214485 is about 33154.4037044855. The cubic root of 1099214485 is about 1032.0343383027.

The spelling of 1099214485 in words is "one billion, ninety-nine million, two hundred fourteen thousand, four hundred eighty-five".