1445083736717 has 4 divisors (see below), whose sum is σ = 1445086300476. Its totient is φ = 1445081172960.

The previous prime is 1445083736699. The next prime is 1445083736729. The reversal of 1445083736717 is 7176373805441.

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

It can be written as a sum of positive squares in 2 ways, for example, as 622309565956 + 822774170761 = 788866^2 + 907069^2 .

It is a cyclic number.

It is not a de Polignac number, because 1445083736717 - 2⁸ = 1445083736461 is a prime.

It is a super-2 number, since 2×1445083736717² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445083736737) 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, 26738 + ... + 1700259.

It is an arithmetic number, because the mean of its divisors is an integer number (361271575119).

Almost surely, 2^{1445083736717} is an apocalyptic number.

It is an amenable number.

1445083736717 is a deficient number, since it is larger than the sum of its proper divisors (2563759).

1445083736717 is an equidigital number, since it uses as much as digits as its factorization.

1445083736717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563758.

The product of its (nonzero) digits is 11854080, while the sum is 56.

The spelling of 1445083736717 in words is "one trillion, four hundred forty-five billion, eighty-three million, seven hundred thirty-six thousand, seven hundred seventeen".