1052043045442 has 16 divisors (see below), whose sum is σ = 1677393434520. Its totient is φ = 493152698368.

The previous prime is 1052043045421. The next prime is 1052043045461. The reversal of 1052043045442 is 2445403402501.

It can be written as a sum of positive squares in 4 ways, for example, as 965819183121 + 86223862321 = 982761^2 + 293639^2 .

It is a super-2 number, since 2×1052043045442² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 1052043045398 and 1052043045407.

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, 60190567 + ... + 60208042.

Almost surely, 2^{1052043045442} is an apocalyptic number.

1052043045442 is a deficient number, since it is larger than the sum of its proper divisors (625350389078).

1052043045442 is a wasteful number, since it uses less digits than its factorization.

1052043045442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120398885.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 1052043045442 its reverse (2445403402501), we get a palindrome (3497446447943).

The spelling of 1052043045442 in words is "one trillion, fifty-two billion, forty-three million, forty-five thousand, four hundred forty-two".