1145465705599 has 4 divisors (see below), whose sum is σ = 1167078266136. Its totient is φ = 1123853145064.

The previous prime is 1145465705597. The next prime is 1145465705603. The reversal of 1145465705599 is 9955075645411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1145465705599 - 2¹ = 1145465705597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145465705597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10806280189 + ... + 10806280294.

It is an arithmetic number, because the mean of its divisors is an integer number (291769566534).

Almost surely, 2^{1145465705599} is an apocalyptic number.

1145465705599 is a deficient number, since it is larger than the sum of its proper divisors (21612560537).

1145465705599 is an equidigital number, since it uses as much as digits as its factorization.

1145465705599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21612560536.

The product of its (nonzero) digits is 34020000, while the sum is 61.

The spelling of 1145465705599 in words is "one trillion, one hundred forty-five billion, four hundred sixty-five million, seven hundred five thousand, five hundred ninety-nine".