2245645267 has 2 divisors, whose sum is σ = 2245645268. Its totient is φ = 2245645266.

The previous prime is 2245645253. The next prime is 2245645307. The reversal of 2245645267 is 7625465422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2245645267 - 2¹⁹ = 2245120979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2245645217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122822633 + 1122822634.

It is an arithmetic number, because the mean of its divisors is an integer number (1122822634).

Almost surely, 2^2245645267 is an apocalyptic number.

2245645267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245645267 is an equidigital number, since it uses as much as digits as its factorization.

2245645267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 43.

The square root of 2245645267 is about 47388.2397541837. The cubic root of 2245645267 is about 1309.5247711957.

The spelling of 2245645267 in words is "two billion, two hundred forty-five million, six hundred forty-five thousand, two hundred sixty-seven".