1445676545 has 8 divisors (see below), whose sum is σ = 1738377024. Its totient is φ = 1154164464.

The previous prime is 1445676539. The next prime is 1445676563. The reversal of 1445676545 is 5456765441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1445676545 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1445676545.

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, 294419 + ... + 299288.

It is an arithmetic number, because the mean of its divisors is an integer number (217297128).

Almost surely, 2^1445676545 is an apocalyptic number.

It is an amenable number.

1445676545 is a deficient number, since it is larger than the sum of its proper divisors (292700479).

1445676545 is an equidigital number, since it uses as much as digits as its factorization.

1445676545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594199.

The product of its digits is 2016000, while the sum is 47.

The square root of 1445676545 is about 38022.0534032553. The cubic root of 1445676545 is about 1130.7251317259.

The spelling of 1445676545 in words is "one billion, four hundred forty-five million, six hundred seventy-six thousand, five hundred forty-five".