2945841245 has 8 divisors (see below), whose sum is σ = 3570010200. Its totient is φ = 2333339200.

The previous prime is 2945841221. The next prime is 2945841253. The reversal of 2945841245 is 5421485492.

It can be written as a sum of positive squares in 4 ways, for example, as 246207481 + 2699633764 = 15691^2 + 51958^2 .

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

It is not a de Polignac number, because 2945841245 - 2⁶ = 2945841181 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2945841196 and 2945841205.

It is a congruent number.

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, 2916170 + ... + 2917179.

It is an arithmetic number, because the mean of its divisors is an integer number (446251275).

Almost surely, 2^2945841245 is an apocalyptic number.

It is an amenable number.

2945841245 is a deficient number, since it is larger than the sum of its proper divisors (624168955).

2945841245 is a wasteful number, since it uses less digits than its factorization.

2945841245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5833455.

The product of its digits is 460800, while the sum is 44.

The square root of 2945841245 is about 54275.6045106823. The cubic root of 2945841245 is about 1433.5178754940.

The spelling of 2945841245 in words is "two billion, nine hundred forty-five million, eight hundred forty-one thousand, two hundred forty-five".