2265512449 has 2 divisors, whose sum is σ = 2265512450. Its totient is φ = 2265512448.

The previous prime is 2265512413. The next prime is 2265512453. The reversal of 2265512449 is 9442155622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1927210000 + 338302449 = 43900^2 + 18393^2 .

It is a cyclic number.

It is not a de Polignac number, because 2265512449 - 2⁷ = 2265512321 is a prime.

It is not a weakly prime, because it can be changed into another prime (2265512549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1132756224 + 1132756225.

It is an arithmetic number, because the mean of its divisors is an integer number (1132756225).

Almost surely, 2^2265512449 is an apocalyptic number.

It is an amenable number.

2265512449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2265512449 is an equidigital number, since it uses as much as digits as its factorization.

2265512449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 40.

The square root of 2265512449 is about 47597.3996033397. The cubic root of 2265512449 is about 1313.3752189238.

The spelling of 2265512449 in words is "two billion, two hundred sixty-five million, five hundred twelve thousand, four hundred forty-nine".