2245456145 has 8 divisors (see below), whose sum is σ = 2694966720. Its totient is φ = 1796085360.

The previous prime is 2245456133. The next prime is 2245456151. The reversal of 2245456145 is 5416545422.

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

It is not a de Polignac number, because 2245456145 - 2³⁰ = 1171714321 is a prime.

It is a super-2 number, since 2×2245456145² = 10084146598236522050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2245456099 and 2245456108.

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, 4430 + ... + 67160.

It is an arithmetic number, because the mean of its divisors is an integer number (336870840).

Almost surely, 2^2245456145 is an apocalyptic number.

It is an amenable number.

2245456145 is a deficient number, since it is larger than the sum of its proper divisors (449510575).

2245456145 is an equidigital number, since it uses as much as digits as its factorization.

2245456145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69895.

The product of its digits is 192000, while the sum is 38.

The square root of 2245456145 is about 47386.2442592785. The cubic root of 2245456145 is about 1309.4880086520.

The spelling of 2245456145 in words is "two billion, two hundred forty-five million, four hundred fifty-six thousand, one hundred forty-five".