1012042 has 8 divisors (see below), whose sum is σ = 1570500. Its totient is φ = 488544.

The previous prime is 1012031. The next prime is 1012043. The reversal of 1012042 is 2402101.

It can be written as a sum of positive squares in 2 ways, for example, as 881721 + 130321 = 939^2 + 361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1012043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8667 + ... + 8782.

2^1012042 is an apocalyptic number.

1012042 is a deficient number, since it is larger than the sum of its proper divisors (558458).

1012042 is a wasteful number, since it uses less digits than its factorization.

1012042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17480.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1012042 is about 1006.0029821029. The cubic root of 1012042 is about 100.3997994737.

Adding to 1012042 its reverse (2402101), we get a palindrome (3414143).

The spelling of 1012042 in words is "one million, twelve thousand, forty-two".