1115054043042 has 16 divisors (see below), whose sum is σ = 2236498084800. Its totient is φ = 370619681232.

The previous prime is 1115054043023. The next prime is 1115054043067. The reversal of 1115054043042 is 2403404505111.

It is a super-2 number, since 2×1115054043042² (a number of 25 digits) 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, 266247678 + ... + 266251865.

It is an arithmetic number, because the mean of its divisors is an integer number (139781130300).

Almost surely, 2^{1115054043042} is an apocalyptic number.

1115054043042 is an abundant number, since it is smaller than the sum of its proper divisors (1121444041758).

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

1115054043042 is a wasteful number, since it uses less digits than its factorization.

1115054043042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532499897.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1115054043042 its reverse (2403404505111), we get a palindrome (3518458548153).

The spelling of 1115054043042 in words is "one trillion, one hundred fifteen billion, fifty-four million, forty-three thousand, forty-two".