1051072042 has 16 divisors (see below), whose sum is σ = 1590688512. Its totient is φ = 520858800.

The previous prime is 1051072013. The next prime is 1051072051. The reversal of 1051072042 is 2402701501.

It is a happy number.

1051072042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1051072042² = 2209504874948099528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136068 + ... + 143584.

It is an arithmetic number, because the mean of its divisors is an integer number (99418032).

Almost surely, 2^1051072042 is an apocalyptic number.

1051072042 is a deficient number, since it is larger than the sum of its proper divisors (539616470).

1051072042 is a wasteful number, since it uses less digits than its factorization.

1051072042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8133.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 1051072042 is about 32420.2412390778. The cubic root of 1051072042 is about 1016.7421501362.

Adding to 1051072042 its reverse (2402701501), we get a palindrome (3453773543).

The spelling of 1051072042 in words is "one billion, fifty-one million, seventy-two thousand, forty-two".