1051043442 has 16 divisors (see below), whose sum is σ = 2127414240. Its totient is φ = 346126592.

The previous prime is 1051043431. The next prime is 1051043473. The reversal of 1051043442 is 2443401501.

It is a super-2 number, since 2×1051043442² = 2209384633942414728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1054767 + ... + 1055762.

It is an arithmetic number, because the mean of its divisors is an integer number (132963390).

Almost surely, 2^1051043442 is an apocalyptic number.

1051043442 is an abundant number, since it is smaller than the sum of its proper divisors (1076370798).

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

1051043442 is a wasteful number, since it uses less digits than its factorization.

1051043442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110617.

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

The square root of 1051043442 is about 32419.8001536098. The cubic root of 1051043442 is about 1016.7329280949.

Adding to 1051043442 its reverse (2443401501), we get a palindrome (3494444943).

The spelling of 1051043442 in words is "one billion, fifty-one million, forty-three thousand, four hundred forty-two".