1099485659 has 4 divisors (see below), whose sum is σ = 1164161304. Its totient is φ = 1034810016.

The previous prime is 1099485529. The next prime is 1099485677. The reversal of 1099485659 is 9565849901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9565849901 = 17 ⋅562697053.

It is a cyclic number.

It is not a de Polignac number, because 1099485659 - 2⁸ = 1099485403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1099485259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32337797 + ... + 32337830.

It is an arithmetic number, because the mean of its divisors is an integer number (291040326).

Almost surely, 2^1099485659 is an apocalyptic number.

1099485659 is a deficient number, since it is larger than the sum of its proper divisors (64675645).

1099485659 is an equidigital number, since it uses as much as digits as its factorization.

1099485659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64675644.

The product of its (nonzero) digits is 3499200, while the sum is 56.

The square root of 1099485659 is about 33158.4930146109. The cubic root of 1099485659 is about 1032.1191982558.

The spelling of 1099485659 in words is "one billion, ninety-nine million, four hundred eighty-five thousand, six hundred fifty-nine".