1111541312442 has 32 divisors (see below), whose sum is σ = 2425607262144. Its totient is φ = 336771504000.

The previous prime is 1111541312419. The next prime is 1111541312459. The reversal of 1111541312442 is 2442131451111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1100803 + ... + 1853334.

It is an arithmetic number, because the mean of its divisors is an integer number (75800226942).

Almost surely, 2^{1111541312442} is an apocalyptic number.

1111541312442 is an abundant number, since it is smaller than the sum of its proper divisors (1314065949702).

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

1111541312442 is a wasteful number, since it uses less digits than its factorization.

1111541312442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959854.

The product of its digits is 3840, while the sum is 30.

Adding to 1111541312442 its reverse (2442131451111), we get a palindrome (3553672763553).

The spelling of 1111541312442 in words is "one trillion, one hundred eleven billion, five hundred forty-one million, three hundred twelve thousand, four hundred forty-two".