1116451143465 has 64 divisors (see below), whose sum is σ = 2108078407680. Its totient is φ = 493746865920.

The previous prime is 1116451143463. The next prime is 1116451143539. The reversal of 1116451143465 is 5643411546111.

It is not a de Polignac number, because 1116451143465 - 2¹ = 1116451143463 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1116451143463) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9828966 + ... + 9941904.

It is an arithmetic number, because the mean of its divisors is an integer number (32938725120).

Almost surely, 2^{1116451143465} is an apocalyptic number.

1116451143465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1116451143465 is a deficient number, since it is larger than the sum of its proper divisors (991627264215).

1116451143465 is a wasteful number, since it uses less digits than its factorization.

1116451143465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116022.

The product of its digits is 172800, while the sum is 42.

Adding to 1116451143465 its reverse (5643411546111), we get a palindrome (6759862689576).

The spelling of 1116451143465 in words is "one trillion, one hundred sixteen billion, four hundred fifty-one million, one hundred forty-three thousand, four hundred sixty-five".