945054617 has 4 divisors (see below), whose sum is σ = 1017751140. Its totient is φ = 872358096.

The previous prime is 945054589. The next prime is 945054619. The reversal of 945054617 is 716450549.

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 502835776 + 442218841 = 22424^2 + 21029^2 .

It is a cyclic number.

It is not a de Polignac number, because 945054617 - 2⁶ = 945054553 is a prime.

It is a super-2 number, since 2×945054617² = 1786256458226033378, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (945054619) 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, 36348242 + ... + 36348267.

It is an arithmetic number, because the mean of its divisors is an integer number (254437785).

Almost surely, 2^945054617 is an apocalyptic number.

It is an amenable number.

945054617 is a deficient number, since it is larger than the sum of its proper divisors (72696523).

945054617 is a wasteful number, since it uses less digits than its factorization.

945054617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72696522.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 945054617 is about 30741.7406306149. The cubic root of 945054617 is about 981.3387980711.

The spelling of 945054617 in words is "nine hundred forty-five million, fifty-four thousand, six hundred seventeen".