1042018 has 4 divisors (see below), whose sum is σ = 1563030. Its totient is φ = 521008.

The previous prime is 1042001. The next prime is 1042021. The reversal of 1042018 is 8102401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8102401 = 2729 ⋅2969.

It can be written as a sum of positive squares in only one way, i.e., 935089 + 106929 = 967^2 + 327^2 .

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 1041992 and 1042010.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260503 + ... + 260506.

2^1042018 is an apocalyptic number.

1042018 is a deficient number, since it is larger than the sum of its proper divisors (521012).

1042018 is an equidigital number, since it uses as much as digits as its factorization.

1042018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521011.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1042018 is about 1020.7928291284. The cubic root of 1042018 is about 101.3814286734.

Adding to 1042018 its reverse (8102401), we get a palindrome (9144419).

The spelling of 1042018 in words is "one million, forty-two thousand, eighteen".