1018143682 has 4 divisors (see below), whose sum is σ = 1527215526. Its totient is φ = 509071840.

The previous prime is 1018143613. The next prime is 1018143697. The reversal of 1018143682 is 2863418101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2863418101 = 4231 ⋅676771.

It can be written as a sum of positive squares in only one way, i.e., 950427241 + 67716441 = 30829^2 + 8229^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254535919 + ... + 254535922.

Almost surely, 2^1018143682 is an apocalyptic number.

1018143682 is a deficient number, since it is larger than the sum of its proper divisors (509071844).

1018143682 is an equidigital number, since it uses as much as digits as its factorization.

1018143682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509071843.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 1018143682 is about 31908.3638251791. The cubic root of 1018143682 is about 1006.0116812670.

The spelling of 1018143682 in words is "one billion, eighteen million, one hundred forty-three thousand, six hundred eighty-two".