1021054042 has 8 divisors (see below), whose sum is σ = 1598171616. Its totient is φ = 488330172.

The previous prime is 1021054039. The next prime is 1021054117. The reversal of 1021054042 is 2404501201.

1021054042 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.

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, 11098368 + ... + 11098459.

It is an arithmetic number, because the mean of its divisors is an integer number (199771452).

Almost surely, 2^1021054042 is an apocalyptic number.

1021054042 is a deficient number, since it is larger than the sum of its proper divisors (577117574).

1021054042 is a wasteful number, since it uses less digits than its factorization.

1021054042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22196852.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1021054042 is about 31953.9362520488. The cubic root of 1021054042 is about 1006.9693296078.

Adding to 1021054042 its reverse (2404501201), we get a palindrome (3425555243).

The spelling of 1021054042 in words is "one billion, twenty-one million, fifty-four thousand, forty-two".