1061111317104 has 80 divisors (see below), whose sum is σ = 3047708505600. Its totient is φ = 353480105664.

The previous prime is 1061111317087. The next prime is 1061111317109. The reversal of 1061111317104 is 4017131111601.

1061111317104 is a `hidden beast` number, since 1 + 0 + 611 + 1 + 1 + 31 + 7 + 10 + 4 = 666.

1061111317104 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 2×1061111317104² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061111317109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91974 + ... + 1459685.

It is an arithmetic number, because the mean of its divisors is an integer number (38096356320).

Almost surely, 2^{1061111317104} is an apocalyptic number.

It is an amenable number.

1061111317104 is an abundant number, since it is smaller than the sum of its proper divisors (1986597188496).

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

1061111317104 is a wasteful number, since it uses less digits than its factorization.

1061111317104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553259 (or 1553247 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

Adding to 1061111317104 its reverse (4017131111601), we get a palindrome (5078242428705).

The spelling of 1061111317104 in words is "one trillion, sixty-one billion, one hundred eleven million, three hundred seventeen thousand, one hundred four".