1012543242 has 8 divisors (see below), whose sum is σ = 2025086496. Its totient is φ = 337514412.

The previous prime is 1012543201. The next prime is 1012543267. The reversal of 1012543242 is 2423452101.

1012543242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

1012543242 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84378598 + ... + 84378609.

It is an arithmetic number, because the mean of its divisors is an integer number (253135812).

Almost surely, 2^1012543242 is an apocalyptic number.

1012543242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012543242 is a wasteful number, since it uses less digits than its factorization.

1012543242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168757212.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1012543242 is about 31820.4846286162. The cubic root of 1012543242 is about 1004.1637200406.

Adding to 1012543242 its reverse (2423452101), we get a palindrome (3435995343).

The spelling of 1012543242 in words is "one billion, twelve million, five hundred forty-three thousand, two hundred forty-two".