1018349659 has 16 divisors (see below), whose sum is σ = 1076060160. Its totient is φ = 962470080.

The previous prime is 1018349641. The next prime is 1018349681. The reversal of 1018349659 is 9569438101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1018349659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1018349459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226774 + ... + 231220.

It is an arithmetic number, because the mean of its divisors is an integer number (67253760).

Almost surely, 2^1018349659 is an apocalyptic number.

1018349659 is a deficient number, since it is larger than the sum of its proper divisors (57710501).

1018349659 is an equidigital number, since it uses as much as digits as its factorization.

1018349659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4650.

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 1018349659 is about 31911.5912953272. The cubic root of 1018349659 is about 1006.0795175654.

The spelling of 1018349659 in words is "one billion, eighteen million, three hundred forty-nine thousand, six hundred fifty-nine".