2453205449 has 2 divisors, whose sum is σ = 2453205450. Its totient is φ = 2453205448.

The previous prime is 2453205431. The next prime is 2453205473. The reversal of 2453205449 is 9445023542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2384564224 + 68641225 = 48832^2 + 8285^2 .

It is a cyclic number.

It is not a de Polignac number, because 2453205449 - 2¹² = 2453201353 is a prime.

It is not a weakly prime, because it can be changed into another prime (2453205499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1226602724 + 1226602725.

It is an arithmetic number, because the mean of its divisors is an integer number (1226602725).

Almost surely, 2^2453205449 is an apocalyptic number.

It is an amenable number.

2453205449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2453205449 is an equidigital number, since it uses as much as digits as its factorization.

2453205449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 2453205449 is about 49529.8440235784. The cubic root of 2453205449 is about 1348.6874208802.

The spelling of 2453205449 in words is "two billion, four hundred fifty-three million, two hundred five thousand, four hundred forty-nine".