1113660751645 has 8 divisors (see below), whose sum is σ = 1439192356056. Its totient is φ = 822395631936.

The previous prime is 1113660751603. The next prime is 1113660751667. The reversal of 1113660751645 is 5461570663111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 208875506841 + 904785244804 = 457029^2 + 951202^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1113660751645 - 2⁷ = 1113660751517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1113660751595 and 1113660751604.

It is a congruent number.

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, 8566621102 + ... + 8566621231.

It is an arithmetic number, because the mean of its divisors is an integer number (179899044507).

Almost surely, 2^{1113660751645} is an apocalyptic number.

It is an amenable number.

1113660751645 is a deficient number, since it is larger than the sum of its proper divisors (325531604411).

1113660751645 is a wasteful number, since it uses less digits than its factorization.

1113660751645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17133242351.

The product of its (nonzero) digits is 453600, while the sum is 46.

The spelling of 1113660751645 in words is "one trillion, one hundred thirteen billion, six hundred sixty million, seven hundred fifty-one thousand, six hundred forty-five".