1123140114640 has 20 divisors (see below), whose sum is σ = 2611300766724. Its totient is φ = 449256045824.

The previous prime is 1123140114623. The next prime is 1123140114697. The reversal of 1123140114640 is 464110413211.

It can be written as a sum of positive squares in 2 ways, for example, as 883878261904 + 239261852736 = 940148^2 + 489144^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1123140114640² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1123140114599 and 1123140114608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7019625637 + ... + 7019625796.

Almost surely, 2^{1123140114640} is an apocalyptic number.

1123140114640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123140114640 is an abundant number, since it is smaller than the sum of its proper divisors (1488160652084).

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

1123140114640 is a wasteful number, since it uses less digits than its factorization.

1123140114640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14039251446 (or 14039251440 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 1123140114640 its reverse (464110413211), we get a palindrome (1587250527851).

The spelling of 1123140114640 in words is "one trillion, one hundred twenty-three billion, one hundred forty million, one hundred fourteen thousand, six hundred forty".